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Finding the Third Proportional to 16,115,780 and 24,990,636

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Solution

The third proportional to 16,115,780 and 24,990,636 is: 38,752,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,115,780 : 24,990,636 = 24,990,636 : x
  2. Step 2: Convert to fraction form
    16,115,780/24,990,636 = 24,990,636/x
  3. Step 3: Cross multiply
    16,115,780x = 24,990,636 × 24,990,636
  4. Step 4: Simplify right side
    16,115,780x = 624,531,887,684,496
  5. Step 5: Solve for x
    x = 624,531,887,684,496/16,115,780
  6. Step 6: Final answer
    x = 38,752,817.90

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.