Home / 27,520,123.20-41,280,184.80-13,915,233.60

Finding the Fourth Proportional to 27,520,123.20, 41,280,184.80 and 13,915,233.60

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Solution

The fourth proportional to 27,520,123.20, 41,280,184.80 and 13,915,233.60 is: 20,872,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,520,123.20 : 41,280,184.80 = 13,915,233.60 : x
  2. Step 2: Convert to fraction form
    27,520,123.20/41,280,184.80 = 13,915,233.60/x
  3. Step 3: Cross multiply
    27,520,123.20x = 41,280,184.80 × 13,915,233.60
  4. Step 4: Simplify right side
    27,520,123.20x = 574,423,414,543,169.25
  5. Step 5: Solve for x
    x = 574,423,414,543,169.25/27,520,123.20
  6. Step 6: Final answer
    x = 20,872,850.40

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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.