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Finding the Third Proportional to 7,961,661 and 12,008,465

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Solution

The third proportional to 7,961,661 and 12,008,465 is: 18,112,204.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,961,661 : 12,008,465 = 12,008,465 : x
  2. Step 2: Convert to fraction form
    7,961,661/12,008,465 = 12,008,465/x
  3. Step 3: Cross multiply
    7,961,661x = 12,008,465 × 12,008,465
  4. Step 4: Simplify right side
    7,961,661x = 144,203,231,656,225
  5. Step 5: Solve for x
    x = 144,203,231,656,225/7,961,661
  6. Step 6: Final answer
    x = 18,112,204.43

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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.