Home / 18,012,142.23-24,856,723.42-9,752,203.50

Finding the Fourth Proportional to 18,012,142.23, 24,856,723.42 and 9,752,203.50

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Solution

The fourth proportional to 18,012,142.23, 24,856,723.42 and 9,752,203.50 is: 13,458,023.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,012,142.23 : 24,856,723.42 = 9,752,203.50 : x
  2. Step 2: Convert to fraction form
    18,012,142.23/24,856,723.42 = 9,752,203.50/x
  3. Step 3: Cross multiply
    18,012,142.23x = 24,856,723.42 × 9,752,203.50
  4. Step 4: Simplify right side
    18,012,142.23x = 242,407,825,135,056
  5. Step 5: Solve for x
    x = 242,407,825,135,056/18,012,142.23
  6. Step 6: Final answer
    x = 13,458,023.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.