Home / 47,976,766.56-71,965,091.52-15,628,616.28

Finding the Fourth Proportional to 47,976,766.56, 71,965,091.52 and 15,628,616.28

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Solution

The fourth proportional to 47,976,766.56, 71,965,091.52 and 15,628,616.28 is: 23,442,905.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,976,766.56 : 71,965,091.52 = 15,628,616.28 : x
  2. Step 2: Convert to fraction form
    47,976,766.56/71,965,091.52 = 15,628,616.28/x
  3. Step 3: Cross multiply
    47,976,766.56x = 71,965,091.52 × 15,628,616.28
  4. Step 4: Simplify right side
    47,976,766.56x = 1,124,714,800,921,161.88
  5. Step 5: Solve for x
    x = 1,124,714,800,921,161.88/47,976,766.56
  6. Step 6: Final answer
    x = 23,442,905.42

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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.