Home / 43,454,028.80-65,181,043.20-38,667,123.20

Finding the Fourth Proportional to 43,454,028.80, 65,181,043.20 and 38,667,123.20

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Solution

The fourth proportional to 43,454,028.80, 65,181,043.20 and 38,667,123.20 is: 58,000,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,454,028.80 : 65,181,043.20 = 38,667,123.20 : x
  2. Step 2: Convert to fraction form
    43,454,028.80/65,181,043.20 = 38,667,123.20/x
  3. Step 3: Cross multiply
    43,454,028.80x = 65,181,043.20 × 38,667,123.20
  4. Step 4: Simplify right side
    43,454,028.80x = 2,520,363,427,718,922.50
  5. Step 5: Solve for x
    x = 2,520,363,427,718,922.50/43,454,028.80
  6. Step 6: Final answer
    x = 58,000,684.80

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Similar ratio
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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.