who is the richest housewife of the franchise?
['1 Lisa Vanderpump: $75 Million.', '2 Carole Radziwill: $50 Million. ... ', '3 Kyle Richards: $50 Million. ... ', '4 Camille Grammer: $50 Million. ... ', '5 Dorit Kemsley: $50 Million. ... ', '6 Yolanda Hadid: $45 Million. ... ', '7 Jill Zarin: $40 Million. ... ']