Home / 47,670,211.54-71,505,981.61-13,591,557.42

Finding the Fourth Proportional to 47,670,211.54, 71,505,981.61 and 13,591,557.42

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Solution

The fourth proportional to 47,670,211.54, 71,505,981.61 and 13,591,557.42 is: 20,387,525.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,670,211.54 : 71,505,981.61 = 13,591,557.42 : x
  2. Step 2: Convert to fraction form
    47,670,211.54/71,505,981.61 = 13,591,557.42/x
  3. Step 3: Cross multiply
    47,670,211.54x = 71,505,981.61 × 13,591,557.42
  4. Step 4: Simplify right side
    47,670,211.54x = 971,877,654,700,105.12
  5. Step 5: Solve for x
    x = 971,877,654,700,105.12/47,670,211.54
  6. Step 6: Final answer
    x = 20,387,525.53

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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.