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Finding the Third Proportional to 16,788,630 and 36,145,806

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Solution

The third proportional to 16,788,630 and 36,145,806 is: 77,821,674.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788,630 : 36,145,806 = 36,145,806 : x
  2. Step 2: Convert to fraction form
    16,788,630/36,145,806 = 36,145,806/x
  3. Step 3: Cross multiply
    16,788,630x = 36,145,806 × 36,145,806
  4. Step 4: Simplify right side
    16,788,630x = 1,306,519,291,389,636
  5. Step 5: Solve for x
    x = 1,306,519,291,389,636/16,788,630
  6. Step 6: Final answer
    x = 77,821,674.04

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.