Home / 31,984,631.46-47,976,910.20-10,419,198.66

Finding the Fourth Proportional to 31,984,631.46, 47,976,910.20 and 10,419,198.66

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Solution

The fourth proportional to 31,984,631.46, 47,976,910.20 and 10,419,198.66 is: 15,628,785.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,984,631.46 : 47,976,910.20 = 10,419,198.66 : x
  2. Step 2: Convert to fraction form
    31,984,631.46/47,976,910.20 = 10,419,198.66/x
  3. Step 3: Cross multiply
    31,984,631.46x = 47,976,910.20 × 10,419,198.66
  4. Step 4: Simplify right side
    31,984,631.46x = 499,880,958,466,780.38
  5. Step 5: Solve for x
    x = 499,880,958,466,780.38/31,984,631.46
  6. Step 6: Final answer
    x = 15,628,785.94

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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.