Finding the Fourth Proportional to 11,129,754.57, 16,690,695.26 and 5,293,253.00
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Solution
The fourth proportional to 11,129,754.57, 16,690,695.26 and 5,293,253.00 is: 7,938,007.27
Step by Step Solution
- Step 1: Write the proportion equation
11,129,754.57 : 16,690,695.26 = 5,293,253.00 : x - Step 2: Convert to fraction form
11,129,754.57/16,690,695.26 = 5,293,253.00/x - Step 3: Cross multiply
11,129,754.57x = 16,690,695.26 × 5,293,253.00 - Step 4: Simplify right side
11,129,754.57x = 88,348,072,647,161.05 - Step 5: Solve for x
x = 88,348,072,647,161.05/11,129,754.57 - Step 6: Final answer
x = 7,938,007.27
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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.