Home / 47,388,245.28-71,085,026.88-13,306,933.92

Finding the Fourth Proportional to 47,388,245.28, 71,085,026.88 and 13,306,933.92

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Solution

The fourth proportional to 47,388,245.28, 71,085,026.88 and 13,306,933.92 is: 19,961,147.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388,245.28 : 71,085,026.88 = 13,306,933.92 : x
  2. Step 2: Convert to fraction form
    47,388,245.28/71,085,026.88 = 13,306,933.92/x
  3. Step 3: Cross multiply
    47,388,245.28x = 71,085,026.88 × 13,306,933.92
  4. Step 4: Simplify right side
    47,388,245.28x = 945,923,755,393,583.75
  5. Step 5: Solve for x
    x = 945,923,755,393,583.75/47,388,245.28
  6. Step 6: Final answer
    x = 19,961,147.53

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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.