Home / 40,393,581.45-60,550,514.10-19,906,530.90

Finding the Fourth Proportional to 40,393,581.45, 60,550,514.10 and 19,906,530.90

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Solution

The fourth proportional to 40,393,581.45, 60,550,514.10 and 19,906,530.90 is: 29,840,153.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,393,581.45 : 60,550,514.10 = 19,906,530.90 : x
  2. Step 2: Convert to fraction form
    40,393,581.45/60,550,514.10 = 19,906,530.90/x
  3. Step 3: Cross multiply
    40,393,581.45x = 60,550,514.10 × 19,906,530.90
  4. Step 4: Simplify right side
    40,393,581.45x = 1,205,350,679,942,535.75
  5. Step 5: Solve for x
    x = 1,205,350,679,942,535.75/40,393,581.45
  6. Step 6: Final answer
    x = 29,840,153.72

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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.