Home / 29,215,331.50-43,794,517.56-12,180,875.98

Finding the Fourth Proportional to 29,215,331.50, 43,794,517.56 and 12,180,875.98

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Solution

The fourth proportional to 29,215,331.50, 43,794,517.56 and 12,180,875.98 is: 18,259,439.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,215,331.50 : 43,794,517.56 = 12,180,875.98 : x
  2. Step 2: Convert to fraction form
    29,215,331.50/43,794,517.56 = 12,180,875.98/x
  3. Step 3: Cross multiply
    29,215,331.50x = 43,794,517.56 × 12,180,875.98
  4. Step 4: Simplify right side
    29,215,331.50x = 533,455,587,002,292.25
  5. Step 5: Solve for x
    x = 533,455,587,002,292.25/29,215,331.50
  6. Step 6: Final answer
    x = 18,259,439.81

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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.