Finding the Fourth Proportional to 6,337,942.62, 8,747,478.81 and 3,761,044.26
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Solution
The fourth proportional to 6,337,942.62, 8,747,478.81 and 3,761,044.26 is: 5,190,904.52
Step by Step Solution
- Step 1: Write the proportion equation
6,337,942.62 : 8,747,478.81 = 3,761,044.26 : x - Step 2: Convert to fraction form
6,337,942.62/8,747,478.81 = 3,761,044.26/x - Step 3: Cross multiply
6,337,942.62x = 8,747,478.81 × 3,761,044.26 - Step 4: Simplify right side
6,337,942.62x = 32,899,654,967,822.13 - Step 5: Solve for x
x = 32,899,654,967,822.13/6,337,942.62 - Step 6: Final answer
x = 5,190,904.52
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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.