Home / 20,331,306.08-30,497,323.60-7,386,649.92

Finding the Fourth Proportional to 20,331,306.08, 30,497,323.60 and 7,386,649.92

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Solution

The fourth proportional to 20,331,306.08, 30,497,323.60 and 7,386,649.92 is: 11,080,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,331,306.08 : 30,497,323.60 = 7,386,649.92 : x
  2. Step 2: Convert to fraction form
    20,331,306.08/30,497,323.60 = 7,386,649.92/x
  3. Step 3: Cross multiply
    20,331,306.08x = 30,497,323.60 × 7,386,649.92
  4. Step 4: Simplify right side
    20,331,306.08x = 225,273,052,930,154.12
  5. Step 5: Solve for x
    x = 225,273,052,930,154.12/20,331,306.08
  6. Step 6: Final answer
    x = 11,080,107.30

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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.