Home / 84,744,034.20-127,132,640.10-36,221,794.20

Finding the Fourth Proportional to 84,744,034.20, 127,132,640.10 and 36,221,794.20

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Solution

The fourth proportional to 84,744,034.20, 127,132,640.10 and 36,221,794.20 is: 54,339,781.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,744,034.20 : 127,132,640.10 = 36,221,794.20 : x
  2. Step 2: Convert to fraction form
    84,744,034.20/127,132,640.10 = 36,221,794.20/x
  3. Step 3: Cross multiply
    84,744,034.20x = 127,132,640.10 × 36,221,794.20
  4. Step 4: Simplify right side
    84,744,034.20x = 4,604,972,325,804,868
  5. Step 5: Solve for x
    x = 4,604,972,325,804,868/84,744,034.20
  6. Step 6: Final answer
    x = 54,339,781.78

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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.