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Finding the Third Proportional to 8,651,556 and 18,825,288

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Solution

The third proportional to 8,651,556 and 18,825,288 is: 40,962,743.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651,556 : 18,825,288 = 18,825,288 : x
  2. Step 2: Convert to fraction form
    8,651,556/18,825,288 = 18,825,288/x
  3. Step 3: Cross multiply
    8,651,556x = 18,825,288 × 18,825,288
  4. Step 4: Simplify right side
    8,651,556x = 354,391,468,282,944
  5. Step 5: Solve for x
    x = 354,391,468,282,944/8,651,556
  6. Step 6: Final answer
    x = 40,962,743.38

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.