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Finding the Third Proportional to 11,986,677 and 25,888,647

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Solution

The third proportional to 11,986,677 and 25,888,647 is: 55,913,915.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,986,677 : 25,888,647 = 25,888,647 : x
  2. Step 2: Convert to fraction form
    11,986,677/25,888,647 = 25,888,647/x
  3. Step 3: Cross multiply
    11,986,677x = 25,888,647 × 25,888,647
  4. Step 4: Simplify right side
    11,986,677x = 670,222,043,490,609
  5. Step 5: Solve for x
    x = 670,222,043,490,609/11,986,677
  6. Step 6: Final answer
    x = 55,913,915.38

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.