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Finding the Third Proportional to 3,644,868 and 8,437,923

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Solution

The third proportional to 3,644,868 and 8,437,923 is: 19,533,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644,868 : 8,437,923 = 8,437,923 : x
  2. Step 2: Convert to fraction form
    3,644,868/8,437,923 = 8,437,923/x
  3. Step 3: Cross multiply
    3,644,868x = 8,437,923 × 8,437,923
  4. Step 4: Simplify right side
    3,644,868x = 71,198,544,553,929
  5. Step 5: Solve for x
    x = 71,198,544,553,929/3,644,868
  6. Step 6: Final answer
    x = 19,533,915.78

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.