Home / 18,512,446.15-27,770,506.46-6,843,876.21

Finding the Fourth Proportional to 18,512,446.15, 27,770,506.46 and 6,843,876.21

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Solution

The fourth proportional to 18,512,446.15, 27,770,506.46 and 6,843,876.21 is: 10,266,493.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,512,446.15 : 27,770,506.46 = 6,843,876.21 : x
  2. Step 2: Convert to fraction form
    18,512,446.15/27,770,506.46 = 6,843,876.21/x
  3. Step 3: Cross multiply
    18,512,446.15x = 27,770,506.46 × 6,843,876.21
  4. Step 4: Simplify right side
    18,512,446.15x = 190,057,908,328,173.41
  5. Step 5: Solve for x
    x = 190,057,908,328,173.41/18,512,446.15
  6. Step 6: Final answer
    x = 10,266,493.51

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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.