Home / 36,512,469.25-54,681,760.28-21,127,335.32

Finding the Fourth Proportional to 36,512,469.25, 54,681,760.28 and 21,127,335.32

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Solution

The fourth proportional to 36,512,469.25, 54,681,760.28 and 21,127,335.32 is: 31,640,694.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,512,469.25 : 54,681,760.28 = 21,127,335.32 : x
  2. Step 2: Convert to fraction form
    36,512,469.25/54,681,760.28 = 21,127,335.32/x
  3. Step 3: Cross multiply
    36,512,469.25x = 54,681,760.28 × 21,127,335.32
  4. Step 4: Simplify right side
    36,512,469.25x = 1,155,279,885,512,940
  5. Step 5: Solve for x
    x = 1,155,279,885,512,940/36,512,469.25
  6. Step 6: Final answer
    x = 31,640,694.52

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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.