Finding the Fourth Proportional to 19,571,737.68, 29,350,126.98 and 6,438,100.14
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Solution
The fourth proportional to 19,571,737.68, 29,350,126.98 and 6,438,100.14 is: 9,654,689.82
Step by Step Solution
- Step 1: Write the proportion equation
19,571,737.68 : 29,350,126.98 = 6,438,100.14 : x - Step 2: Convert to fraction form
19,571,737.68/29,350,126.98 = 6,438,100.14/x - Step 3: Cross multiply
19,571,737.68x = 29,350,126.98 × 6,438,100.14 - Step 4: Simplify right side
19,571,737.68x = 188,959,056,618,955.78 - Step 5: Solve for x
x = 188,959,056,618,955.78/19,571,737.68 - Step 6: Final answer
x = 9,654,689.82
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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.