Home / 54,279,748.89-74,906,632.17-29,499,937.20

Finding the Fourth Proportional to 54,279,748.89, 74,906,632.17 and 29,499,937.20

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Solution

The fourth proportional to 54,279,748.89, 74,906,632.17 and 29,499,937.20 is: 40,710,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,279,748.89 : 74,906,632.17 = 29,499,937.20 : x
  2. Step 2: Convert to fraction form
    54,279,748.89/74,906,632.17 = 29,499,937.20/x
  3. Step 3: Cross multiply
    54,279,748.89x = 74,906,632.17 × 29,499,937.20
  4. Step 4: Simplify right side
    54,279,748.89x = 2,209,740,944,878,499.75
  5. Step 5: Solve for x
    x = 2,209,740,944,878,499.75/54,279,748.89
  6. Step 6: Final answer
    x = 40,710,227.85

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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.