Home / 8,489,325.25-12,725,982.91-4,225,462.57

Finding the Fourth Proportional to 8,489,325.25, 12,725,982.91 and 4,225,462.57

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Solution

The fourth proportional to 8,489,325.25, 12,725,982.91 and 4,225,462.57 is: 6,334,209.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,489,325.25 : 12,725,982.91 = 4,225,462.57 : x
  2. Step 2: Convert to fraction form
    8,489,325.25/12,725,982.91 = 4,225,462.57/x
  3. Step 3: Cross multiply
    8,489,325.25x = 12,725,982.91 × 4,225,462.57
  4. Step 4: Simplify right side
    8,489,325.25x = 53,773,164,452,664.68
  5. Step 5: Solve for x
    x = 53,773,164,452,664.68/8,489,325.25
  6. Step 6: Final answer
    x = 6,334,209.48

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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.