Home / 13,738,353.32-18,959,546.00-8,231,609.94

Finding the Fourth Proportional to 13,738,353.32, 18,959,546.00 and 8,231,609.94

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Solution

The fourth proportional to 13,738,353.32, 18,959,546.00 and 8,231,609.94 is: 11,359,992.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738,353.32 : 18,959,546.00 = 8,231,609.94 : x
  2. Step 2: Convert to fraction form
    13,738,353.32/18,959,546.00 = 8,231,609.94/x
  3. Step 3: Cross multiply
    13,738,353.32x = 18,959,546.00 × 8,231,609.94
  4. Step 4: Simplify right side
    13,738,353.32x = 156,067,587,332,066.28
  5. Step 5: Solve for x
    x = 156,067,587,332,066.28/13,738,353.32
  6. Step 6: Final answer
    x = 11,359,992.26

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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.