Home / 12,526,672.32-18,785,399.58-4,327,228.62

Finding the Fourth Proportional to 12,526,672.32, 18,785,399.58 and 4,327,228.62

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Solution

The fourth proportional to 12,526,672.32, 18,785,399.58 and 4,327,228.62 is: 6,489,250.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526,672.32 : 18,785,399.58 = 4,327,228.62 : x
  2. Step 2: Convert to fraction form
    12,526,672.32/18,785,399.58 = 4,327,228.62/x
  3. Step 3: Cross multiply
    12,526,672.32x = 18,785,399.58 × 4,327,228.62
  4. Step 4: Simplify right side
    12,526,672.32x = 81,288,718,700,711.97
  5. Step 5: Solve for x
    x = 81,288,718,700,711.97/12,526,672.32
  6. Step 6: Final answer
    x = 6,489,250.83

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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.