Home / 12,711,380.56-17,541,631.84-7,205,793.92

Finding the Fourth Proportional to 12,711,380.56, 17,541,631.84 and 7,205,793.92

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Solution

The fourth proportional to 12,711,380.56, 17,541,631.84 and 7,205,793.92 is: 9,943,954.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,711,380.56 : 17,541,631.84 = 7,205,793.92 : x
  2. Step 2: Convert to fraction form
    12,711,380.56/17,541,631.84 = 7,205,793.92/x
  3. Step 3: Cross multiply
    12,711,380.56x = 17,541,631.84 × 7,205,793.92
  4. Step 4: Simplify right side
    12,711,380.56x = 126,401,384,059,550.41
  5. Step 5: Solve for x
    x = 126,401,384,059,550.41/12,711,380.56
  6. Step 6: Final answer
    x = 9,943,954.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.