Home / 19,387,327.20-29,056,107.60-11,806,245.60

Finding the Fourth Proportional to 19,387,327.20, 29,056,107.60 and 11,806,245.60

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Solution

The fourth proportional to 19,387,327.20, 29,056,107.60 and 11,806,245.60 is: 17,694,215.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,387,327.20 : 29,056,107.60 = 11,806,245.60 : x
  2. Step 2: Convert to fraction form
    19,387,327.20/29,056,107.60 = 11,806,245.60/x
  3. Step 3: Cross multiply
    19,387,327.20x = 29,056,107.60 × 11,806,245.60
  4. Step 4: Simplify right side
    19,387,327.20x = 343,043,542,505,626.56
  5. Step 5: Solve for x
    x = 343,043,542,505,626.56/19,387,327.20
  6. Step 6: Final answer
    x = 17,694,215.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.