Home / 27,647,999.20-41,471,998.80-8,481,714.40

Finding the Fourth Proportional to 27,647,999.20, 41,471,998.80 and 8,481,714.40

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Solution

The fourth proportional to 27,647,999.20, 41,471,998.80 and 8,481,714.40 is: 12,722,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,647,999.20 : 41,471,998.80 = 8,481,714.40 : x
  2. Step 2: Convert to fraction form
    27,647,999.20/41,471,998.80 = 8,481,714.40/x
  3. Step 3: Cross multiply
    27,647,999.20x = 41,471,998.80 × 8,481,714.40
  4. Step 4: Simplify right side
    27,647,999.20x = 351,753,649,418,742.69
  5. Step 5: Solve for x
    x = 351,753,649,418,742.69/27,647,999.20
  6. Step 6: Final answer
    x = 12,722,571.60

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1.5x scale

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.