Finding the Fourth Proportional to 36,509,732.92, 50,381,517 and 19,986,691.96
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Solution
The fourth proportional to 36,509,732.92, 50,381,517 and 19,986,691.96 is: 27,580,586.88
Step by Step Solution
- Step 1: Write the proportion equation
36,509,732.92 : 50,381,517 = 19,986,691.96 : x - Step 2: Convert to fraction form
36,509,732.92/50,381,517 = 19,986,691.96/x - Step 3: Cross multiply
36,509,732.92x = 50,381,517 × 19,986,691.96 - Step 4: Simplify right side
36,509,732.92x = 1,006,959,860,756,503.38 - Step 5: Solve for x
x = 1,006,959,860,756,503.38/36,509,732.92 - Step 6: Final answer
x = 27,580,586.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.