Home / 14,781,439.20-22,181,989.20-8,391,679.20

Finding the Fourth Proportional to 14,781,439.20, 22,181,989.20 and 8,391,679.20

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Solution

The fourth proportional to 14,781,439.20, 22,181,989.20 and 8,391,679.20 is: 12,593,099.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,781,439.20 : 22,181,989.20 = 8,391,679.20 : x
  2. Step 2: Convert to fraction form
    14,781,439.20/22,181,989.20 = 8,391,679.20/x
  3. Step 3: Cross multiply
    14,781,439.20x = 22,181,989.20 × 8,391,679.20
  4. Step 4: Simplify right side
    14,781,439.20x = 186,144,137,384,264.62
  5. Step 5: Solve for x
    x = 186,144,137,384,264.62/14,781,439.20
  6. Step 6: Final answer
    x = 12,593,099.69

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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.