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Finding the Third Proportional to 12,644,466 and 18,068,679

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Solution

The third proportional to 12,644,466 and 18,068,679 is: 25,819,766.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,644,466 : 18,068,679 = 18,068,679 : x
  2. Step 2: Convert to fraction form
    12,644,466/18,068,679 = 18,068,679/x
  3. Step 3: Cross multiply
    12,644,466x = 18,068,679 × 18,068,679
  4. Step 4: Simplify right side
    12,644,466x = 326,477,160,805,041
  5. Step 5: Solve for x
    x = 326,477,160,805,041/12,644,466
  6. Step 6: Final answer
    x = 25,819,766.59

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.