Home / 8,522,023.90-12,766,447.05-5,146,203.10

Finding the Fourth Proportional to 8,522,023.90, 12,766,447.05 and 5,146,203.10

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Solution

The fourth proportional to 8,522,023.90, 12,766,447.05 and 5,146,203.10 is: 7,709,287.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,522,023.90 : 12,766,447.05 = 5,146,203.10 : x
  2. Step 2: Convert to fraction form
    8,522,023.90/12,766,447.05 = 5,146,203.10/x
  3. Step 3: Cross multiply
    8,522,023.90x = 12,766,447.05 × 5,146,203.10
  4. Step 4: Simplify right side
    8,522,023.90x = 65,698,729,384,695.85
  5. Step 5: Solve for x
    x = 65,698,729,384,695.85/8,522,023.90
  6. Step 6: Final answer
    x = 7,709,287.15

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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.