Home / 7,167,997.46-9,891,832.12-3,948,733.46

Finding the Fourth Proportional to 7,167,997.46, 9,891,832.12 and 3,948,733.46

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Solution

The fourth proportional to 7,167,997.46, 9,891,832.12 and 3,948,733.46 is: 5,449,249.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167,997.46 : 9,891,832.12 = 3,948,733.46 : x
  2. Step 2: Convert to fraction form
    7,167,997.46/9,891,832.12 = 3,948,733.46/x
  3. Step 3: Cross multiply
    7,167,997.46x = 9,891,832.12 × 3,948,733.46
  4. Step 4: Simplify right side
    7,167,997.46x = 39,060,208,472,946.73
  5. Step 5: Solve for x
    x = 39,060,208,472,946.73/7,167,997.46
  6. Step 6: Final answer
    x = 5,449,249.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.