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Finding the Third Proportional to 8,821,376 and 18,994,354

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Solution

The third proportional to 8,821,376 and 18,994,354 is: 40,899,003.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,821,376 : 18,994,354 = 18,994,354 : x
  2. Step 2: Convert to fraction form
    8,821,376/18,994,354 = 18,994,354/x
  3. Step 3: Cross multiply
    8,821,376x = 18,994,354 × 18,994,354
  4. Step 4: Simplify right side
    8,821,376x = 360,785,483,877,316
  5. Step 5: Solve for x
    x = 360,785,483,877,316/8,821,376
  6. Step 6: Final answer
    x = 40,899,003.04

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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.