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Finding the Third Proportional to 6,479,268.75 and 13,920,156

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Solution

The third proportional to 6,479,268.75 and 13,920,156 is: 29,906,267.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479,268.75 : 13,920,156 = 13,920,156 : x
  2. Step 2: Convert to fraction form
    6,479,268.75/13,920,156 = 13,920,156/x
  3. Step 3: Cross multiply
    6,479,268.75x = 13,920,156 × 13,920,156
  4. Step 4: Simplify right side
    6,479,268.75x = 193,770,743,064,336
  5. Step 5: Solve for x
    x = 193,770,743,064,336/6,479,268.75
  6. Step 6: Final answer
    x = 29,906,267.29

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.