Home / 55,381,711.80-83,147,363.10-32,376,221.40

Finding the Fourth Proportional to 55,381,711.80, 83,147,363.10 and 32,376,221.40

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Solution

The fourth proportional to 55,381,711.80, 83,147,363.10 and 32,376,221.40 is: 48,608,057.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,381,711.80 : 83,147,363.10 = 32,376,221.40 : x
  2. Step 2: Convert to fraction form
    55,381,711.80/83,147,363.10 = 32,376,221.40/x
  3. Step 3: Cross multiply
    55,381,711.80x = 83,147,363.10 × 32,376,221.40
  4. Step 4: Simplify right side
    55,381,711.80x = 2,691,997,436,551,790
  5. Step 5: Solve for x
    x = 2,691,997,436,551,790/55,381,711.80
  6. Step 6: Final answer
    x = 48,608,057.59

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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.