Home / 57,948,914.52-79,970,138.64-31,843,439.10

Finding the Fourth Proportional to 57,948,914.52, 79,970,138.64 and 31,843,439.10

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Solution

The fourth proportional to 57,948,914.52, 79,970,138.64 and 31,843,439.10 is: 43,944,295.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,948,914.52 : 79,970,138.64 = 31,843,439.10 : x
  2. Step 2: Convert to fraction form
    57,948,914.52/79,970,138.64 = 31,843,439.10/x
  3. Step 3: Cross multiply
    57,948,914.52x = 79,970,138.64 × 31,843,439.10
  4. Step 4: Simplify right side
    57,948,914.52x = 2,546,524,239,601,397
  5. Step 5: Solve for x
    x = 2,546,524,239,601,397/57,948,914.52
  6. Step 6: Final answer
    x = 43,944,295.78

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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.