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Finding the Third Proportional to 4,328,021 and 6,727,976

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Solution

The third proportional to 4,328,021 and 6,727,976 is: 10,458,743.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328,021 : 6,727,976 = 6,727,976 : x
  2. Step 2: Convert to fraction form
    4,328,021/6,727,976 = 6,727,976/x
  3. Step 3: Cross multiply
    4,328,021x = 6,727,976 × 6,727,976
  4. Step 4: Simplify right side
    4,328,021x = 45,265,661,056,576
  5. Step 5: Solve for x
    x = 45,265,661,056,576/4,328,021
  6. Step 6: Final answer
    x = 10,458,743.40

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.