Home / 8,489,321.55-12,725,977.37-4,225,458.87

Finding the Fourth Proportional to 8,489,321.55, 12,725,977.37 and 4,225,458.87

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Solution

The fourth proportional to 8,489,321.55, 12,725,977.37 and 4,225,458.87 is: 6,334,203.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,489,321.55 : 12,725,977.37 = 4,225,458.87 : x
  2. Step 2: Convert to fraction form
    8,489,321.55/12,725,977.37 = 4,225,458.87/x
  3. Step 3: Cross multiply
    8,489,321.55x = 12,725,977.37 × 4,225,458.87
  4. Step 4: Simplify right side
    8,489,321.55x = 53,773,093,936,358.48
  5. Step 5: Solve for x
    x = 53,773,093,936,358.48/8,489,321.55
  6. Step 6: Final answer
    x = 6,334,203.93

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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.