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Finding the Third Proportional to 25,122,571 and 54,418,707

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Solution

The third proportional to 25,122,571 and 54,418,707 is: 117,877,890.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,122,571 : 54,418,707 = 54,418,707 : x
  2. Step 2: Convert to fraction form
    25,122,571/54,418,707 = 54,418,707/x
  3. Step 3: Cross multiply
    25,122,571x = 54,418,707 × 54,418,707
  4. Step 4: Simplify right side
    25,122,571x = 2,961,395,671,551,849
  5. Step 5: Solve for x
    x = 2,961,395,671,551,849/25,122,571
  6. Step 6: Final answer
    x = 117,877,890.43

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.