Home / 8,279,887.98-12,419,120.46-5,040,584.88

Finding the Fourth Proportional to 8,279,887.98, 12,419,120.46 and 5,040,584.88

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Solution

The fourth proportional to 8,279,887.98, 12,419,120.46 and 5,040,584.88 is: 7,560,444.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279,887.98 : 12,419,120.46 = 5,040,584.88 : x
  2. Step 2: Convert to fraction form
    8,279,887.98/12,419,120.46 = 5,040,584.88/x
  3. Step 3: Cross multiply
    8,279,887.98x = 12,419,120.46 × 5,040,584.88
  4. Step 4: Simplify right side
    8,279,887.98x = 62,599,630,813,574.65
  5. Step 5: Solve for x
    x = 62,599,630,813,574.65/8,279,887.98
  6. Step 6: Final answer
    x = 7,560,444.17

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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.