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Finding the Third Proportional to 7,961,661 and 12,008,466

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Solution

The third proportional to 7,961,661 and 12,008,466 is: 18,112,207.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,961,661 : 12,008,466 = 12,008,466 : x
  2. Step 2: Convert to fraction form
    7,961,661/12,008,466 = 12,008,466/x
  3. Step 3: Cross multiply
    7,961,661x = 12,008,466 × 12,008,466
  4. Step 4: Simplify right side
    7,961,661x = 144,203,255,673,156
  5. Step 5: Solve for x
    x = 144,203,255,673,156/7,961,661
  6. Step 6: Final answer
    x = 18,112,207.45

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.