Finding the Fourth Proportional to 76,737,757.86, 115,124,726.07 and 24,922,186.02
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Solution
The fourth proportional to 76,737,757.86, 115,124,726.07 and 24,922,186.02 is: 37,389,153.90
Step by Step Solution
- Step 1: Write the proportion equation
76,737,757.86 : 115,124,726.07 = 24,922,186.02 : x - Step 2: Convert to fraction form
76,737,757.86/115,124,726.07 = 24,922,186.02/x - Step 3: Cross multiply
76,737,757.86x = 115,124,726.07 × 24,922,186.02 - Step 4: Simplify right side
76,737,757.86x = 2,869,159,838,618,083.50 - Step 5: Solve for x
x = 2,869,159,838,618,083.50/76,737,757.86 - Step 6: Final answer
x = 37,389,153.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.