Home / 20,467,626.15-30,608,187.90-15,283,875.90

Finding the Fourth Proportional to 20,467,626.15, 30,608,187.90 and 15,283,875.90

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Solution

The fourth proportional to 20,467,626.15, 30,608,187.90 and 15,283,875.90 is: 22,856,179.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,467,626.15 : 30,608,187.90 = 15,283,875.90 : x
  2. Step 2: Convert to fraction form
    20,467,626.15/30,608,187.90 = 15,283,875.90/x
  3. Step 3: Cross multiply
    20,467,626.15x = 30,608,187.90 × 15,283,875.90
  4. Step 4: Simplify right side
    20,467,626.15x = 467,811,745,387,481.62
  5. Step 5: Solve for x
    x = 467,811,745,387,481.62/20,467,626.15
  6. Step 6: Final answer
    x = 22,856,179.90

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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.