Home / 33,991,171.73-50,981,635.03-21,780,464.20

Finding the Fourth Proportional to 33,991,171.73, 50,981,635.03 and 21,780,464.20

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Solution

The fourth proportional to 33,991,171.73, 50,981,635.03 and 21,780,464.20 is: 32,667,413.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,991,171.73 : 50,981,635.03 = 21,780,464.20 : x
  2. Step 2: Convert to fraction form
    33,991,171.73/50,981,635.03 = 21,780,464.20/x
  3. Step 3: Cross multiply
    33,991,171.73x = 50,981,635.03 × 21,780,464.20
  4. Step 4: Simplify right side
    33,991,171.73x = 1,110,403,676,613,541
  5. Step 5: Solve for x
    x = 1,110,403,676,613,541/33,991,171.73
  6. Step 6: Final answer
    x = 32,667,413.92

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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.