Finding the Fourth Proportional to 56,861,640.96, 85,292,711.31 and 18,000,283.88
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Solution
The fourth proportional to 56,861,640.96, 85,292,711.31 and 18,000,283.88 is: 27,000,504.92
Step by Step Solution
- Step 1: Write the proportion equation
56,861,640.96 : 85,292,711.31 = 18,000,283.88 : x - Step 2: Convert to fraction form
56,861,640.96/85,292,711.31 = 18,000,283.88/x - Step 3: Cross multiply
56,861,640.96x = 85,292,711.31 × 18,000,283.88 - Step 4: Simplify right side
56,861,640.96x = 1,535,293,016,474,886.75 - Step 5: Solve for x
x = 1,535,293,016,474,886.75/56,861,640.96 - Step 6: Final answer
x = 27,000,504.92
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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.