Home / 11,667,135.39-16,100,647.14-6,440,144.64

Finding the Fourth Proportional to 11,667,135.39, 16,100,647.14 and 6,440,144.64

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Solution

The fourth proportional to 11,667,135.39, 16,100,647.14 and 6,440,144.64 is: 8,887,399.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,667,135.39 : 16,100,647.14 = 6,440,144.64 : x
  2. Step 2: Convert to fraction form
    11,667,135.39/16,100,647.14 = 6,440,144.64/x
  3. Step 3: Cross multiply
    11,667,135.39x = 16,100,647.14 × 6,440,144.64
  4. Step 4: Simplify right side
    11,667,135.39x = 103,690,496,379,202.33
  5. Step 5: Solve for x
    x = 103,690,496,379,202.33/11,667,135.39
  6. Step 6: Final answer
    x = 8,887,399.77

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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.