Home / 47,859,352.20-71,773,970.04-15,503,747.76

Finding the Fourth Proportional to 47,859,352.20, 71,773,970.04 and 15,503,747.76

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Solution

The fourth proportional to 47,859,352.20, 71,773,970.04 and 15,503,747.76 is: 23,250,743.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,859,352.20 : 71,773,970.04 = 15,503,747.76 : x
  2. Step 2: Convert to fraction form
    47,859,352.20/71,773,970.04 = 15,503,747.76/x
  3. Step 3: Cross multiply
    47,859,352.20x = 71,773,970.04 × 15,503,747.76
  4. Step 4: Simplify right side
    47,859,352.20x = 1,112,765,527,233,957.25
  5. Step 5: Solve for x
    x = 1,112,765,527,233,957.25/47,859,352.20
  6. Step 6: Final answer
    x = 23,250,743.61

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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.