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Finding the Third Proportional to 3,379,838 and 7,515,344

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Solution

The third proportional to 3,379,838 and 7,515,344 is: 16,710,977.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379,838 : 7,515,344 = 7,515,344 : x
  2. Step 2: Convert to fraction form
    3,379,838/7,515,344 = 7,515,344/x
  3. Step 3: Cross multiply
    3,379,838x = 7,515,344 × 7,515,344
  4. Step 4: Simplify right side
    3,379,838x = 56,480,395,438,336
  5. Step 5: Solve for x
    x = 56,480,395,438,336/3,379,838
  6. Step 6: Final answer
    x = 16,710,977.11

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.