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Finding the Third Proportional to 7,764,954 and 12,010,839

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Solution

The third proportional to 7,764,954 and 12,010,839 is: 18,578,378.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764,954 : 12,010,839 = 12,010,839 : x
  2. Step 2: Convert to fraction form
    7,764,954/12,010,839 = 12,010,839/x
  3. Step 3: Cross multiply
    7,764,954x = 12,010,839 × 12,010,839
  4. Step 4: Simplify right side
    7,764,954x = 144,260,253,483,921
  5. Step 5: Solve for x
    x = 144,260,253,483,921/7,764,954
  6. Step 6: Final answer
    x = 18,578,378.38

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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.