Home / 22,493,195.16-31,040,758.20-12,179,917.92

Finding the Fourth Proportional to 22,493,195.16, 31,040,758.20 and 12,179,917.92

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Solution

The fourth proportional to 22,493,195.16, 31,040,758.20 and 12,179,917.92 is: 16,808,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,493,195.16 : 31,040,758.20 = 12,179,917.92 : x
  2. Step 2: Convert to fraction form
    22,493,195.16/31,040,758.20 = 12,179,917.92/x
  3. Step 3: Cross multiply
    22,493,195.16x = 31,040,758.20 × 12,179,917.92
  4. Step 4: Simplify right side
    22,493,195.16x = 378,073,887,050,566.94
  5. Step 5: Solve for x
    x = 378,073,887,050,566.94/22,493,195.16
  6. Step 6: Final answer
    x = 16,808,367.35

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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.