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Finding the Third Proportional to 8,821,377 and 18,994,365

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Solution

The third proportional to 8,821,377 and 18,994,365 is: 40,899,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,821,377 : 18,994,365 = 18,994,365 : x
  2. Step 2: Convert to fraction form
    8,821,377/18,994,365 = 18,994,365/x
  3. Step 3: Cross multiply
    8,821,377x = 18,994,365 × 18,994,365
  4. Step 4: Simplify right side
    8,821,377x = 360,785,901,753,225
  5. Step 5: Solve for x
    x = 360,785,901,753,225/8,821,377
  6. Step 6: Final answer
    x = 40,899,045.78

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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.