Home / 8,171,667.52-11,274,201.92-5,272,984.92

Finding the Fourth Proportional to 8,171,667.52, 11,274,201.92 and 5,272,984.92

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Solution

The fourth proportional to 8,171,667.52, 11,274,201.92 and 5,272,984.92 is: 7,274,977.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171,667.52 : 11,274,201.92 = 5,272,984.92 : x
  2. Step 2: Convert to fraction form
    8,171,667.52/11,274,201.92 = 5,272,984.92/x
  3. Step 3: Cross multiply
    8,171,667.52x = 11,274,201.92 × 5,272,984.92
  4. Step 4: Simplify right side
    8,171,667.52x = 59,448,696,709,195.05
  5. Step 5: Solve for x
    x = 59,448,696,709,195.05/8,171,667.52
  6. Step 6: Final answer
    x = 7,274,977.42

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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.