Home / 57,274,128.48-79,040,900-33,753,657.92

Finding the Fourth Proportional to 57,274,128.48, 79,040,900 and 33,753,657.92

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Solution

The fourth proportional to 57,274,128.48, 79,040,900 and 33,753,657.92 is: 46,581,581.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,274,128.48 : 79,040,900 = 33,753,657.92 : x
  2. Step 2: Convert to fraction form
    57,274,128.48/79,040,900 = 33,753,657.92/x
  3. Step 3: Cross multiply
    57,274,128.48x = 79,040,900 × 33,753,657.92
  4. Step 4: Simplify right side
    57,274,128.48x = 2,667,919,500,288,928
  5. Step 5: Solve for x
    x = 2,667,919,500,288,928/57,274,128.48
  6. Step 6: Final answer
    x = 46,581,581.79

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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.