Home / 8,135,103.87-11,231,702.33-5,040,910.76

Finding the Fourth Proportional to 8,135,103.87, 11,231,702.33 and 5,040,910.76

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Solution

The fourth proportional to 8,135,103.87, 11,231,702.33 and 5,040,910.76 is: 6,959,715.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135,103.87 : 11,231,702.33 = 5,040,910.76 : x
  2. Step 2: Convert to fraction form
    8,135,103.87/11,231,702.33 = 5,040,910.76/x
  3. Step 3: Cross multiply
    8,135,103.87x = 11,231,702.33 × 5,040,910.76
  4. Step 4: Simplify right side
    8,135,103.87x = 56,618,009,047,051
  5. Step 5: Solve for x
    x = 56,618,009,047,051/8,135,103.87
  6. Step 6: Final answer
    x = 6,959,715.57

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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.