Finding the Fourth Proportional to 5,171,092.27, 7,737,742.51 and 3,042,178.99
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Solution
The fourth proportional to 5,171,092.27, 7,737,742.51 and 3,042,178.99 is: 4,552,151.94
Step by Step Solution
- Step 1: Write the proportion equation
5,171,092.27 : 7,737,742.51 = 3,042,178.99 : x - Step 2: Convert to fraction form
5,171,092.27/7,737,742.51 = 3,042,178.99/x - Step 3: Cross multiply
5,171,092.27x = 7,737,742.51 × 3,042,178.99 - Step 4: Simplify right side
5,171,092.27x = 23,539,597,693,951.87 - Step 5: Solve for x
x = 23,539,597,693,951.87/5,171,092.27 - Step 6: Final answer
x = 4,552,151.94
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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.