Finding the Fourth Proportional to 19,894,462.31, 29,841,691.82 and 5,517,529.92
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Solution
The fourth proportional to 19,894,462.31, 29,841,691.82 and 5,517,529.92 is: 8,276,294.42
Step by Step Solution
- Step 1: Write the proportion equation
19,894,462.31 : 29,841,691.82 = 5,517,529.92 : x - Step 2: Convert to fraction form
19,894,462.31/29,841,691.82 = 5,517,529.92/x - Step 3: Cross multiply
19,894,462.31x = 29,841,691.82 × 5,517,529.92 - Step 4: Simplify right side
19,894,462.31x = 164,652,427,452,681.62 - Step 5: Solve for x
x = 164,652,427,452,681.62/19,894,462.31 - Step 6: Final answer
x = 8,276,294.42
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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.