Home / 5,332,620.43-7,358,963.88-2,885,177.78

Finding the Fourth Proportional to 5,332,620.43, 7,358,963.88 and 2,885,177.78

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Solution

The fourth proportional to 5,332,620.43, 7,358,963.88 and 2,885,177.78 is: 3,981,517.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332,620.43 : 7,358,963.88 = 2,885,177.78 : x
  2. Step 2: Convert to fraction form
    5,332,620.43/7,358,963.88 = 2,885,177.78/x
  3. Step 3: Cross multiply
    5,332,620.43x = 7,358,963.88 × 2,885,177.78
  4. Step 4: Simplify right side
    5,332,620.43x = 21,231,919,070,398.59
  5. Step 5: Solve for x
    x = 21,231,919,070,398.59/5,332,620.43
  6. Step 6: Final answer
    x = 3,981,517.03

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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.