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Finding the Third Proportional to 3,086,719.75 and 6,647,531

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Solution

The third proportional to 3,086,719.75 and 6,647,531 is: 14,316,061.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,719.75 : 6,647,531 = 6,647,531 : x
  2. Step 2: Convert to fraction form
    3,086,719.75/6,647,531 = 6,647,531/x
  3. Step 3: Cross multiply
    3,086,719.75x = 6,647,531 × 6,647,531
  4. Step 4: Simplify right side
    3,086,719.75x = 44,189,668,395,961
  5. Step 5: Solve for x
    x = 44,189,668,395,961/3,086,719.75
  6. Step 6: Final answer
    x = 14,316,061.05

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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.