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Finding the Third Proportional to 4,625,858 and 7,119,147

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Solution

The third proportional to 4,625,858 and 7,119,147 is: 10,956,292.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625,858 : 7,119,147 = 7,119,147 : x
  2. Step 2: Convert to fraction form
    4,625,858/7,119,147 = 7,119,147/x
  3. Step 3: Cross multiply
    4,625,858x = 7,119,147 × 7,119,147
  4. Step 4: Simplify right side
    4,625,858x = 50,682,254,007,609
  5. Step 5: Solve for x
    x = 50,682,254,007,609/4,625,858
  6. Step 6: Final answer
    x = 10,956,292.65

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.