Home / 13,841,648.20-20,766,101.10-5,322,262.60

Finding the Fourth Proportional to 13,841,648.20, 20,766,101.10 and 5,322,262.60

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Solution

The fourth proportional to 13,841,648.20, 20,766,101.10 and 5,322,262.60 is: 7,984,789.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,841,648.20 : 20,766,101.10 = 5,322,262.60 : x
  2. Step 2: Convert to fraction form
    13,841,648.20/20,766,101.10 = 5,322,262.60/x
  3. Step 3: Cross multiply
    13,841,648.20x = 20,766,101.10 × 5,322,262.60
  4. Step 4: Simplify right side
    13,841,648.20x = 110,522,643,232,348.86
  5. Step 5: Solve for x
    x = 110,522,643,232,348.86/13,841,648.20
  6. Step 6: Final answer
    x = 7,984,789.21

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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.