Home / 18,170,882.83-27,268,445.18-9,425,221.70

Finding the Fourth Proportional to 18,170,882.83, 27,268,445.18 and 9,425,221.70

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Solution

The fourth proportional to 18,170,882.83, 27,268,445.18 and 9,425,221.70 is: 14,144,119.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,170,882.83 : 27,268,445.18 = 9,425,221.70 : x
  2. Step 2: Convert to fraction form
    18,170,882.83/27,268,445.18 = 9,425,221.70/x
  3. Step 3: Cross multiply
    18,170,882.83x = 27,268,445.18 × 9,425,221.70
  4. Step 4: Simplify right side
    18,170,882.83x = 257,011,141,327,530.59
  5. Step 5: Solve for x
    x = 257,011,141,327,530.59/18,170,882.83
  6. Step 6: Final answer
    x = 14,144,119.68

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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.