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Finding the Third Proportional to 4,318,807 and 9,451,182

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Solution

The third proportional to 4,318,807 and 9,451,182 is: 20,682,758.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318,807 : 9,451,182 = 9,451,182 : x
  2. Step 2: Convert to fraction form
    4,318,807/9,451,182 = 9,451,182/x
  3. Step 3: Cross multiply
    4,318,807x = 9,451,182 × 9,451,182
  4. Step 4: Simplify right side
    4,318,807x = 89,324,841,197,124
  5. Step 5: Solve for x
    x = 89,324,841,197,124/4,318,807
  6. Step 6: Final answer
    x = 20,682,758.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.