Home / 12,465,102.05-17,077,110.13-11,998,965.35

Finding the Fourth Proportional to 12,465,102.05, 17,077,110.13 and 11,998,965.35

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Solution

The fourth proportional to 12,465,102.05, 17,077,110.13 and 11,998,965.35 is: 16,438,505.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,465,102.05 : 17,077,110.13 = 11,998,965.35 : x
  2. Step 2: Convert to fraction form
    12,465,102.05/17,077,110.13 = 11,998,965.35/x
  3. Step 3: Cross multiply
    12,465,102.05x = 17,077,110.13 × 11,998,965.35
  4. Step 4: Simplify right side
    12,465,102.05x = 204,907,652,728,003.97
  5. Step 5: Solve for x
    x = 204,907,652,728,003.97/12,465,102.05
  6. Step 6: Final answer
    x = 16,438,505.83

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.