Home / 18,012,142.48-24,856,723.75-9,752,203.75

Finding the Fourth Proportional to 18,012,142.48, 24,856,723.75 and 9,752,203.75

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Solution

The fourth proportional to 18,012,142.48, 24,856,723.75 and 9,752,203.75 is: 13,458,023.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,012,142.48 : 24,856,723.75 = 9,752,203.75 : x
  2. Step 2: Convert to fraction form
    18,012,142.48/24,856,723.75 = 9,752,203.75/x
  3. Step 3: Cross multiply
    18,012,142.48x = 24,856,723.75 × 9,752,203.75
  4. Step 4: Simplify right side
    18,012,142.48x = 242,407,834,567,464.06
  5. Step 5: Solve for x
    x = 242,407,834,567,464.06/18,012,142.48
  6. Step 6: Final answer
    x = 13,458,023.38

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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.