Home / 57,231,809.71-85,876,109.12-22,687,481.32

Finding the Fourth Proportional to 57,231,809.71, 85,876,109.12 and 22,687,481.32

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Solution

The fourth proportional to 57,231,809.71, 85,876,109.12 and 22,687,481.32 is: 34,042,477.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,231,809.71 : 85,876,109.12 = 22,687,481.32 : x
  2. Step 2: Convert to fraction form
    57,231,809.71/85,876,109.12 = 22,687,481.32/x
  3. Step 3: Cross multiply
    57,231,809.71x = 85,876,109.12 × 22,687,481.32
  4. Step 4: Simplify right side
    57,231,809.71x = 1,948,312,621,336,310
  5. Step 5: Solve for x
    x = 1,948,312,621,336,310/57,231,809.71
  6. Step 6: Final answer
    x = 34,042,477.97

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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.