Home / 8,256,103.20-12,373,657.20-3,987,079.20

Finding the Fourth Proportional to 8,256,103.20, 12,373,657.20 and 3,987,079.20

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Solution

The fourth proportional to 8,256,103.20, 12,373,657.20 and 3,987,079.20 is: 5,975,549.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256,103.20 : 12,373,657.20 = 3,987,079.20 : x
  2. Step 2: Convert to fraction form
    8,256,103.20/12,373,657.20 = 3,987,079.20/x
  3. Step 3: Cross multiply
    8,256,103.20x = 12,373,657.20 × 3,987,079.20
  4. Step 4: Simplify right side
    8,256,103.20x = 49,334,751,250,050.24
  5. Step 5: Solve for x
    x = 49,334,751,250,050.24/8,256,103.20
  6. Step 6: Final answer
    x = 5,975,549.25

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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.