Home / 47,976,708.98-71,965,005.10-15,628,558.70

Finding the Fourth Proportional to 47,976,708.98, 71,965,005.10 and 15,628,558.70

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Solution

The fourth proportional to 47,976,708.98, 71,965,005.10 and 15,628,558.70 is: 23,442,819.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,976,708.98 : 71,965,005.10 = 15,628,558.70 : x
  2. Step 2: Convert to fraction form
    47,976,708.98/71,965,005.10 = 15,628,558.70/x
  3. Step 3: Cross multiply
    47,976,708.98x = 71,965,005.10 × 15,628,558.70
  4. Step 4: Simplify right side
    47,976,708.98x = 1,124,709,306,551,149.25
  5. Step 5: Solve for x
    x = 1,124,709,306,551,149.25/47,976,708.98
  6. Step 6: Final answer
    x = 23,442,819.04

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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.