Home / 18,363,478.60-27,545,217.90-16,379,432.20

Finding the Fourth Proportional to 18,363,478.60, 27,545,217.90 and 16,379,432.20

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Solution

The fourth proportional to 18,363,478.60, 27,545,217.90 and 16,379,432.20 is: 24,569,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,363,478.60 : 27,545,217.90 = 16,379,432.20 : x
  2. Step 2: Convert to fraction form
    18,363,478.60/27,545,217.90 = 16,379,432.20/x
  3. Step 3: Cross multiply
    18,363,478.60x = 27,545,217.90 × 16,379,432.20
  4. Step 4: Simplify right side
    18,363,478.60x = 451,175,029,027,276.31
  5. Step 5: Solve for x
    x = 451,175,029,027,276.31/18,363,478.60
  6. Step 6: Final answer
    x = 24,569,148.30

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1.5x scale

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.