Home / 31,943,463.27-47,923,255.82-8,914,378.79

Finding the Fourth Proportional to 31,943,463.27, 47,923,255.82 and 8,914,378.79

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Solution

The fourth proportional to 31,943,463.27, 47,923,255.82 and 8,914,378.79 is: 13,373,817.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,943,463.27 : 47,923,255.82 = 8,914,378.79 : x
  2. Step 2: Convert to fraction form
    31,943,463.27/47,923,255.82 = 8,914,378.79/x
  3. Step 3: Cross multiply
    31,943,463.27x = 47,923,255.82 × 8,914,378.79
  4. Step 4: Simplify right side
    31,943,463.27x = 427,206,054,945,363.88
  5. Step 5: Solve for x
    x = 427,206,054,945,363.88/31,943,463.27
  6. Step 6: Final answer
    x = 13,373,817.71

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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.