Home / 18,110,079.30-27,166,431.15-10,906,101.30

Finding the Fourth Proportional to 18,110,079.30, 27,166,431.15 and 10,906,101.30

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Solution

The fourth proportional to 18,110,079.30, 27,166,431.15 and 10,906,101.30 is: 16,359,942.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110,079.30 : 27,166,431.15 = 10,906,101.30 : x
  2. Step 2: Convert to fraction form
    18,110,079.30/27,166,431.15 = 10,906,101.30/x
  3. Step 3: Cross multiply
    18,110,079.30x = 27,166,431.15 × 10,906,101.30
  4. Step 4: Simplify right side
    18,110,079.30x = 296,279,850,081,375.50
  5. Step 5: Solve for x
    x = 296,279,850,081,375.50/18,110,079.30
  6. Step 6: Final answer
    x = 16,359,942.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.