What percentage of 51,346,137 is 15

I've just bought some shares, and I want to know how much of that company I now earn...

15/51346137 = 0.0000002921 = 0.00002921%

I think the question should be " what is 15 percent of 51,346,137? "
Answer is 7,701,921.

0.00002921349237%

0.0000292% So you now own basically none of the company

15/51,346,137

.0000002%