Home / 31,560,981.60-47,304,147.60-16,407,112.80

Finding the Fourth Proportional to 31,560,981.60, 47,304,147.60 and 16,407,112.80

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Solution

The fourth proportional to 31,560,981.60, 47,304,147.60 and 16,407,112.80 is: 24,591,265.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,560,981.60 : 47,304,147.60 = 16,407,112.80 : x
  2. Step 2: Convert to fraction form
    31,560,981.60/47,304,147.60 = 16,407,112.80/x
  3. Step 3: Cross multiply
    31,560,981.60x = 47,304,147.60 × 16,407,112.80
  4. Step 4: Simplify right side
    31,560,981.60x = 776,124,485,581,049.38
  5. Step 5: Solve for x
    x = 776,124,485,581,049.38/31,560,981.60
  6. Step 6: Final answer
    x = 24,591,265.74

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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.