Home / 49,632,967.20-74,510,103.60-28,082,560.80

Finding the Fourth Proportional to 49,632,967.20, 74,510,103.60 and 28,082,560.80

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Solution

The fourth proportional to 49,632,967.20, 74,510,103.60 and 28,082,560.80 is: 42,158,158.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,632,967.20 : 74,510,103.60 = 28,082,560.80 : x
  2. Step 2: Convert to fraction form
    49,632,967.20/74,510,103.60 = 28,082,560.80/x
  3. Step 3: Cross multiply
    49,632,967.20x = 74,510,103.60 × 28,082,560.80
  4. Step 4: Simplify right side
    49,632,967.20x = 2,092,434,514,561,298.75
  5. Step 5: Solve for x
    x = 2,092,434,514,561,298.75/49,632,967.20
  6. Step 6: Final answer
    x = 42,158,158.83

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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.