Why is Mumbai the financial capital of India?

 Why is Mumbai the financial capital of India?
The main reason for this is

 

 Geographical location - The most important thing about Mumbai being the economic capital is its geographical location.

Stock Exchange and Exchange Center - India's oldest or first stock exchange Bombay Stock Exchange is in Mumbai itself. Which has an important place in the economic development of India.

Presence of headquarters and offices of large industries

Bollywood - Hindi film i.e. the headquarters of Bollywood is in Mumbai, hence Mumbai is a hotspot for film production.

The center of commercial activities in India - Today Mumbai's industries account for 25% of the entire India's industries. Mumbai accounts for 5% of India's GDP. Mumbai accounts for 30% of the entire country's income tax, so Mumbai is the center of India's commercial activities.