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Finding the Third Proportional to 3,150,685 and 6,871,530

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Solution

The third proportional to 3,150,685 and 6,871,530 is: 14,986,558.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,685 : 6,871,530 = 6,871,530 : x
  2. Step 2: Convert to fraction form
    3,150,685/6,871,530 = 6,871,530/x
  3. Step 3: Cross multiply
    3,150,685x = 6,871,530 × 6,871,530
  4. Step 4: Simplify right side
    3,150,685x = 47,217,924,540,900
  5. Step 5: Solve for x
    x = 47,217,924,540,900/3,150,685
  6. Step 6: Final answer
    x = 14,986,558.33

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.