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Finding the Third Proportional to 11,962,728 and 26,317,872

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Solution

The third proportional to 11,962,728 and 26,317,872 is: 57,899,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962,728 : 26,317,872 = 26,317,872 : x
  2. Step 2: Convert to fraction form
    11,962,728/26,317,872 = 26,317,872/x
  3. Step 3: Cross multiply
    11,962,728x = 26,317,872 × 26,317,872
  4. Step 4: Simplify right side
    11,962,728x = 692,630,386,608,384
  5. Step 5: Solve for x
    x = 692,630,386,608,384/11,962,728
  6. Step 6: Final answer
    x = 57,899,033.28

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.