Home / 83,948,861.43-115,898,585.54-55,025,873.91

Finding the Fourth Proportional to 83,948,861.43, 115,898,585.54 and 55,025,873.91

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Solution

The fourth proportional to 83,948,861.43, 115,898,585.54 and 55,025,873.91 is: 75,967,926.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,948,861.43 : 115,898,585.54 = 55,025,873.91 : x
  2. Step 2: Convert to fraction form
    83,948,861.43/115,898,585.54 = 55,025,873.91/x
  3. Step 3: Cross multiply
    83,948,861.43x = 115,898,585.54 × 55,025,873.91
  4. Step 4: Simplify right side
    83,948,861.43x = 6,377,420,953,996,259
  5. Step 5: Solve for x
    x = 6,377,420,953,996,259/83,948,861.43
  6. Step 6: Final answer
    x = 75,967,926.73

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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.