Home / 8,489,314.80-12,725,967.24-4,225,452.12

Finding the Fourth Proportional to 8,489,314.80, 12,725,967.24 and 4,225,452.12

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Solution

The fourth proportional to 8,489,314.80, 12,725,967.24 and 4,225,452.12 is: 6,334,193.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,489,314.80 : 12,725,967.24 = 4,225,452.12 : x
  2. Step 2: Convert to fraction form
    8,489,314.80/12,725,967.24 = 4,225,452.12/x
  3. Step 3: Cross multiply
    8,489,314.80x = 12,725,967.24 × 4,225,452.12
  4. Step 4: Simplify right side
    8,489,314.80x = 53,772,965,253,308.55
  5. Step 5: Solve for x
    x = 53,772,965,253,308.55/8,489,314.80
  6. Step 6: Final answer
    x = 6,334,193.81

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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.