Taylor Swift is now the 2nd richest self-made woman in music, but far from first.

Taylor Swift, second richest self-made woman in music, worth $740 million. 

Surpassed Madonna ($580 million) and Beyoncé ($540 million). 

Ranked 34th on "America’s Richest Self-Made Women" list. 

Top earners include Oprah Winfrey ($2.5 billion) and Diane Hendricks ($15 billion). 

Swift's wealth set to grow with her "Eras Tour." 

Rihanna, richest self-made woman in music, worth $1.4 billion. 

Rihanna ranks 20th on "America’s Self-Made Women" list. 

Swift's net worth doubles Rihanna's. 

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