Home / 22,321,988.66-33,469,951.12-8,659,169.83

Finding the Fourth Proportional to 22,321,988.66, 33,469,951.12 and 8,659,169.83

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Solution

The fourth proportional to 22,321,988.66, 33,469,951.12 and 8,659,169.83 is: 12,983,699.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,321,988.66 : 33,469,951.12 = 8,659,169.83 : x
  2. Step 2: Convert to fraction form
    22,321,988.66/33,469,951.12 = 8,659,169.83/x
  3. Step 3: Cross multiply
    22,321,988.66x = 33,469,951.12 × 8,659,169.83
  4. Step 4: Simplify right side
    22,321,988.66x = 289,821,991,018,776.12
  5. Step 5: Solve for x
    x = 289,821,991,018,776.12/22,321,988.66
  6. Step 6: Final answer
    x = 12,983,699.41

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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.