Home / 47,670,211.92-71,505,982.17-13,591,557.80

Finding the Fourth Proportional to 47,670,211.92, 71,505,982.17 and 13,591,557.80

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Solution

The fourth proportional to 47,670,211.92, 71,505,982.17 and 13,591,557.80 is: 20,387,526.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,670,211.92 : 71,505,982.17 = 13,591,557.80 : x
  2. Step 2: Convert to fraction form
    47,670,211.92/71,505,982.17 = 13,591,557.80/x
  3. Step 3: Cross multiply
    47,670,211.92x = 71,505,982.17 × 13,591,557.80
  4. Step 4: Simplify right side
    47,670,211.92x = 971,877,689,351,794.50
  5. Step 5: Solve for x
    x = 971,877,689,351,794.50/47,670,211.92
  6. Step 6: Final answer
    x = 20,387,526.09

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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.