Home / 43,469,216.10-65,203,824.15-19,581,344.10

Finding the Fourth Proportional to 43,469,216.10, 65,203,824.15 and 19,581,344.10

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Solution

The fourth proportional to 43,469,216.10, 65,203,824.15 and 19,581,344.10 is: 29,372,016.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,469,216.10 : 65,203,824.15 = 19,581,344.10 : x
  2. Step 2: Convert to fraction form
    43,469,216.10/65,203,824.15 = 19,581,344.10/x
  3. Step 3: Cross multiply
    43,469,216.10x = 65,203,824.15 × 19,581,344.10
  4. Step 4: Simplify right side
    43,469,216.10x = 1,276,778,517,317,040
  5. Step 5: Solve for x
    x = 1,276,778,517,317,040/43,469,216.10
  6. Step 6: Final answer
    x = 29,372,016.15

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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.