Finding the Fourth Proportional to 5,737,414.07, 7,917,330.93 and 3,158,596.62
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Solution
The fourth proportional to 5,737,414.07, 7,917,330.93 and 3,158,596.62 is: 4,358,697.91
Step by Step Solution
- Step 1: Write the proportion equation
5,737,414.07 : 7,917,330.93 = 3,158,596.62 : x - Step 2: Convert to fraction form
5,737,414.07/7,917,330.93 = 3,158,596.62/x - Step 3: Cross multiply
5,737,414.07x = 7,917,330.93 × 3,158,596.62 - Step 4: Simplify right side
5,737,414.07x = 25,007,654,703,074.72 - Step 5: Solve for x
x = 25,007,654,703,074.72/5,737,414.07 - Step 6: Final answer
x = 4,358,697.91
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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.