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Finding the Third Proportional to 4,080,990 and 9,620,165

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Solution

The third proportional to 4,080,990 and 9,620,165 is: 22,677,726.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,990 : 9,620,165 = 9,620,165 : x
  2. Step 2: Convert to fraction form
    4,080,990/9,620,165 = 9,620,165/x
  3. Step 3: Cross multiply
    4,080,990x = 9,620,165 × 9,620,165
  4. Step 4: Simplify right side
    4,080,990x = 92,547,574,627,225
  5. Step 5: Solve for x
    x = 92,547,574,627,225/4,080,990
  6. Step 6: Final answer
    x = 22,677,726.39

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.