Home / 18,242,694.70-27,364,042.05-16,754,659.90

Finding the Fourth Proportional to 18,242,694.70, 27,364,042.05 and 16,754,659.90

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Solution

The fourth proportional to 18,242,694.70, 27,364,042.05 and 16,754,659.90 is: 25,131,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242,694.70 : 27,364,042.05 = 16,754,659.90 : x
  2. Step 2: Convert to fraction form
    18,242,694.70/27,364,042.05 = 16,754,659.90/x
  3. Step 3: Cross multiply
    18,242,694.70x = 27,364,042.05 × 16,754,659.90
  4. Step 4: Simplify right side
    18,242,694.70x = 458,475,218,037,048.81
  5. Step 5: Solve for x
    x = 458,475,218,037,048.81/18,242,694.70
  6. Step 6: Final answer
    x = 25,131,989.85

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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.