Home / 69,323,691.12-95,672,079.96-38,386,738.80

Finding the Fourth Proportional to 69,323,691.12, 95,672,079.96 and 38,386,738.80

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Solution

The fourth proportional to 69,323,691.12, 95,672,079.96 and 38,386,738.80 is: 52,976,682.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,323,691.12 : 95,672,079.96 = 38,386,738.80 : x
  2. Step 2: Convert to fraction form
    69,323,691.12/95,672,079.96 = 38,386,738.80/x
  3. Step 3: Cross multiply
    69,323,691.12x = 95,672,079.96 × 38,386,738.80
  4. Step 4: Simplify right side
    69,323,691.12x = 3,672,539,143,877,234
  5. Step 5: Solve for x
    x = 3,672,539,143,877,234/69,323,691.12
  6. Step 6: Final answer
    x = 52,976,682.06

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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.