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Finding the Third Proportional to 16,509,372 and 22,419,309

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Solution

The third proportional to 16,509,372 and 22,419,309 is: 30,444,853.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,509,372 : 22,419,309 = 22,419,309 : x
  2. Step 2: Convert to fraction form
    16,509,372/22,419,309 = 22,419,309/x
  3. Step 3: Cross multiply
    16,509,372x = 22,419,309 × 22,419,309
  4. Step 4: Simplify right side
    16,509,372x = 502,625,416,037,481
  5. Step 5: Solve for x
    x = 502,625,416,037,481/16,509,372
  6. Step 6: Final answer
    x = 30,444,853.75

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.