Home / 12,073,744.57-16,660,254.22-8,162,011.79

Finding the Fourth Proportional to 12,073,744.57, 16,660,254.22 and 8,162,011.79

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Solution

The fourth proportional to 12,073,744.57, 16,660,254.22 and 8,162,011.79 is: 11,262,553.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073,744.57 : 16,660,254.22 = 8,162,011.79 : x
  2. Step 2: Convert to fraction form
    12,073,744.57/16,660,254.22 = 8,162,011.79/x
  3. Step 3: Cross multiply
    12,073,744.57x = 16,660,254.22 × 8,162,011.79
  4. Step 4: Simplify right side
    12,073,744.57x = 135,981,191,368,037.27
  5. Step 5: Solve for x
    x = 135,981,191,368,037.27/12,073,744.57
  6. Step 6: Final answer
    x = 11,262,553.27

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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.