Home / 8,474,568.94-12,717,452.16-3,987,194.86

Finding the Fourth Proportional to 8,474,568.94, 12,717,452.16 and 3,987,194.86

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Solution

The fourth proportional to 8,474,568.94, 12,717,452.16 and 3,987,194.86 is: 5,983,426.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474,568.94 : 12,717,452.16 = 3,987,194.86 : x
  2. Step 2: Convert to fraction form
    8,474,568.94/12,717,452.16 = 3,987,194.86/x
  3. Step 3: Cross multiply
    8,474,568.94x = 12,717,452.16 × 3,987,194.86
  4. Step 4: Simplify right side
    8,474,568.94x = 50,706,959,884,647.90
  5. Step 5: Solve for x
    x = 50,706,959,884,647.90/8,474,568.94
  6. Step 6: Final answer
    x = 5,983,426.44

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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.