Home / 38,785,781.88-58,034,964.02-31,086,073.62

Finding the Fourth Proportional to 38,785,781.88, 58,034,964.02 and 31,086,073.62

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Solution

The fourth proportional to 38,785,781.88, 58,034,964.02 and 31,086,073.62 is: 46,513,930.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,785,781.88 : 58,034,964.02 = 31,086,073.62 : x
  2. Step 2: Convert to fraction form
    38,785,781.88/58,034,964.02 = 31,086,073.62/x
  3. Step 3: Cross multiply
    38,785,781.88x = 58,034,964.02 × 31,086,073.62
  4. Step 4: Simplify right side
    38,785,781.88x = 1,804,079,164,059,771.25
  5. Step 5: Solve for x
    x = 1,804,079,164,059,771.25/38,785,781.88
  6. Step 6: Final answer
    x = 46,513,930.53

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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.