Home / 15,723,767.42-23,591,326.30-5,490,134.88

Finding the Fourth Proportional to 15,723,767.42, 23,591,326.30 and 5,490,134.88

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Solution

The fourth proportional to 15,723,767.42, 23,591,326.30 and 5,490,134.88 is: 8,237,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,723,767.42 : 23,591,326.30 = 5,490,134.88 : x
  2. Step 2: Convert to fraction form
    15,723,767.42/23,591,326.30 = 5,490,134.88/x
  3. Step 3: Cross multiply
    15,723,767.42x = 23,591,326.30 × 5,490,134.88
  4. Step 4: Simplify right side
    15,723,767.42x = 129,519,563,371,366
  5. Step 5: Solve for x
    x = 129,519,563,371,366/15,723,767.42
  6. Step 6: Final answer
    x = 8,237,183.87

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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.