Home / 21,375,839.20-32,063,481.76-5,201,800.52

Finding the Fourth Proportional to 21,375,839.20, 32,063,481.76 and 5,201,800.52

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Solution

The fourth proportional to 21,375,839.20, 32,063,481.76 and 5,201,800.52 is: 7,802,633.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,375,839.20 : 32,063,481.76 = 5,201,800.52 : x
  2. Step 2: Convert to fraction form
    21,375,839.20/32,063,481.76 = 5,201,800.52/x
  3. Step 3: Cross multiply
    21,375,839.20x = 32,063,481.76 × 5,201,800.52
  4. Step 4: Simplify right side
    21,375,839.20x = 166,787,836,092,178.50
  5. Step 5: Solve for x
    x = 166,787,836,092,178.50/21,375,839.20
  6. Step 6: Final answer
    x = 7,802,633.36

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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.