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Finding the Third Proportional to 16,685,055 and 25,821,450

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Solution

The third proportional to 16,685,055 and 25,821,450 is: 39,960,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,685,055 : 25,821,450 = 25,821,450 : x
  2. Step 2: Convert to fraction form
    16,685,055/25,821,450 = 25,821,450/x
  3. Step 3: Cross multiply
    16,685,055x = 25,821,450 × 25,821,450
  4. Step 4: Simplify right side
    16,685,055x = 666,747,280,102,500
  5. Step 5: Solve for x
    x = 666,747,280,102,500/16,685,055
  6. Step 6: Final answer
    x = 39,960,748.11

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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.