Home / 12,072,399.24-18,110,399.24-3,986,229

Finding the Fourth Proportional to 12,072,399.24, 18,110,399.24 and 3,986,229

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Solution

The fourth proportional to 12,072,399.24, 18,110,399.24 and 3,986,229 is: 5,979,937.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,072,399.24 : 18,110,399.24 = 3,986,229 : x
  2. Step 2: Convert to fraction form
    12,072,399.24/18,110,399.24 = 3,986,229/x
  3. Step 3: Cross multiply
    12,072,399.24x = 18,110,399.24 × 3,986,229
  4. Step 4: Simplify right side
    12,072,399.24x = 72,192,198,652,065.95
  5. Step 5: Solve for x
    x = 72,192,198,652,065.95/12,072,399.24
  6. Step 6: Final answer
    x = 5,979,937.97

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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.