Finding the Fourth Proportional to 10,457,121.32, 15,699,115.10 and 8,062,487.08
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Solution
The fourth proportional to 10,457,121.32, 15,699,115.10 and 8,062,487.08 is: 12,104,087.62
Step by Step Solution
- Step 1: Write the proportion equation
10,457,121.32 : 15,699,115.10 = 8,062,487.08 : x - Step 2: Convert to fraction form
10,457,121.32/15,699,115.10 = 8,062,487.08/x - Step 3: Cross multiply
10,457,121.32x = 15,699,115.10 × 8,062,487.08 - Step 4: Simplify right side
10,457,121.32x = 126,573,912,661,182.91 - Step 5: Solve for x
x = 126,573,912,661,182.91/10,457,121.32 - Step 6: Final answer
x = 12,104,087.62
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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.