Home / 8,260,858.92-12,388,493.88-3,142,073.64

Finding the Fourth Proportional to 8,260,858.92, 12,388,493.88 and 3,142,073.64

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Solution

The fourth proportional to 8,260,858.92, 12,388,493.88 and 3,142,073.64 is: 4,712,047.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260,858.92 : 12,388,493.88 = 3,142,073.64 : x
  2. Step 2: Convert to fraction form
    8,260,858.92/12,388,493.88 = 3,142,073.64/x
  3. Step 3: Cross multiply
    8,260,858.92x = 12,388,493.88 × 3,142,073.64
  4. Step 4: Simplify right side
    8,260,858.92x = 38,925,560,059,649.33
  5. Step 5: Solve for x
    x = 38,925,560,059,649.33/8,260,858.92
  6. Step 6: Final answer
    x = 4,712,047.55

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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.