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Finding the Third Proportional to 8,198,155 and 12,252,049

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Solution

The third proportional to 8,198,155 and 12,252,049 is: 18,310,547.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,198,155 : 12,252,049 = 12,252,049 : x
  2. Step 2: Convert to fraction form
    8,198,155/12,252,049 = 12,252,049/x
  3. Step 3: Cross multiply
    8,198,155x = 12,252,049 × 12,252,049
  4. Step 4: Simplify right side
    8,198,155x = 150,112,704,698,401
  5. Step 5: Solve for x
    x = 150,112,704,698,401/8,198,155
  6. Step 6: Final answer
    x = 18,310,547.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.