Home / 8,474,578.96-12,717,467.16-3,987,204.88

Finding the Fourth Proportional to 8,474,578.96, 12,717,467.16 and 3,987,204.88

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Solution

The fourth proportional to 8,474,578.96, 12,717,467.16 and 3,987,204.88 is: 5,983,441.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474,578.96 : 12,717,467.16 = 3,987,204.88 : x
  2. Step 2: Convert to fraction form
    8,474,578.96/12,717,467.16 = 3,987,204.88/x
  3. Step 3: Cross multiply
    8,474,578.96x = 12,717,467.16 × 3,987,204.88
  4. Step 4: Simplify right side
    8,474,578.96x = 50,707,147,121,591.74
  5. Step 5: Solve for x
    x = 50,707,147,121,591.74/8,474,578.96
  6. Step 6: Final answer
    x = 5,983,441.46

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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.