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Finding the Third Proportional to 7,694,190 and 11,961,297

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Solution

The third proportional to 7,694,190 and 11,961,297 is: 18,594,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,694,190 : 11,961,297 = 11,961,297 : x
  2. Step 2: Convert to fraction form
    7,694,190/11,961,297 = 11,961,297/x
  3. Step 3: Cross multiply
    7,694,190x = 11,961,297 × 11,961,297
  4. Step 4: Simplify right side
    7,694,190x = 143,072,625,922,209
  5. Step 5: Solve for x
    x = 143,072,625,922,209/7,694,190
  6. Step 6: Final answer
    x = 18,594,891.20

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.