Home / 57,090,472.32-78,765,554.88-32,626,761.60

Finding the Fourth Proportional to 57,090,472.32, 78,765,554.88 and 32,626,761.60

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Solution

The fourth proportional to 57,090,472.32, 78,765,554.88 and 32,626,761.60 is: 45,013,902.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,090,472.32 : 78,765,554.88 = 32,626,761.60 : x
  2. Step 2: Convert to fraction form
    57,090,472.32/78,765,554.88 = 32,626,761.60/x
  3. Step 3: Cross multiply
    57,090,472.32x = 78,765,554.88 × 32,626,761.60
  4. Step 4: Simplify right side
    57,090,472.32x = 2,569,864,981,361,476.50
  5. Step 5: Solve for x
    x = 2,569,864,981,361,476.50/57,090,472.32
  6. Step 6: Final answer
    x = 45,013,902.97

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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.