Home / 12,667,102.61-17,482,469.37-8,021,311.82

Finding the Fourth Proportional to 12,667,102.61, 17,482,469.37 and 8,021,311.82

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Solution

The fourth proportional to 12,667,102.61, 17,482,469.37 and 8,021,311.82 is: 11,070,593.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667,102.61 : 17,482,469.37 = 8,021,311.82 : x
  2. Step 2: Convert to fraction form
    12,667,102.61/17,482,469.37 = 8,021,311.82/x
  3. Step 3: Cross multiply
    12,667,102.61x = 17,482,469.37 × 8,021,311.82
  4. Step 4: Simplify right side
    12,667,102.61x = 140,232,338,200,368.97
  5. Step 5: Solve for x
    x = 140,232,338,200,368.97/12,667,102.61
  6. Step 6: Final answer
    x = 11,070,593.06

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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.