Home / 27,278,115.56-40,923,908.76-8,108,790.56

Finding the Fourth Proportional to 27,278,115.56, 40,923,908.76 and 8,108,790.56

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Solution

The fourth proportional to 27,278,115.56, 40,923,908.76 and 8,108,790.56 is: 12,165,188.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,278,115.56 : 40,923,908.76 = 8,108,790.56 : x
  2. Step 2: Convert to fraction form
    27,278,115.56/40,923,908.76 = 8,108,790.56/x
  3. Step 3: Cross multiply
    27,278,115.56x = 40,923,908.76 × 8,108,790.56
  4. Step 4: Simplify right side
    27,278,115.56x = 331,843,405,031,389.25
  5. Step 5: Solve for x
    x = 331,843,405,031,389.25/27,278,115.56
  6. Step 6: Final answer
    x = 12,165,188.04

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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.