Home / 17,143,288.45-23,656,958.45-9,408,177.25

Finding the Fourth Proportional to 17,143,288.45, 23,656,958.45 and 9,408,177.25

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Solution

The fourth proportional to 17,143,288.45, 23,656,958.45 and 9,408,177.25 is: 12,982,856.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,143,288.45 : 23,656,958.45 = 9,408,177.25 : x
  2. Step 2: Convert to fraction form
    17,143,288.45/23,656,958.45 = 9,408,177.25/x
  3. Step 3: Cross multiply
    17,143,288.45x = 23,656,958.45 × 9,408,177.25
  4. Step 4: Simplify right side
    17,143,288.45x = 222,568,858,222,582.66
  5. Step 5: Solve for x
    x = 222,568,858,222,582.66/17,143,288.45
  6. Step 6: Final answer
    x = 12,982,856.75

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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.