Finding the Fourth Proportional to 66,493,620.60, 99,656,450.10 and 32,341,428.60
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Solution
The fourth proportional to 66,493,620.60, 99,656,450.10 and 32,341,428.60 is: 48,471,295.99
Step by Step Solution
- Step 1: Write the proportion equation
66,493,620.60 : 99,656,450.10 = 32,341,428.60 : x - Step 2: Convert to fraction form
66,493,620.60/99,656,450.10 = 32,341,428.60/x - Step 3: Cross multiply
66,493,620.60x = 99,656,450.10 × 32,341,428.60 - Step 4: Simplify right side
66,493,620.60x = 3,223,031,965,438,613 - Step 5: Solve for x
x = 3,223,031,965,438,613/66,493,620.60 - Step 6: Final answer
x = 48,471,295.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.