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Finding the Third Proportional to 3,669,503 and 8,290,344

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Solution

The third proportional to 3,669,503 and 8,290,344 is: 18,730,003.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,503 : 8,290,344 = 8,290,344 : x
  2. Step 2: Convert to fraction form
    3,669,503/8,290,344 = 8,290,344/x
  3. Step 3: Cross multiply
    3,669,503x = 8,290,344 × 8,290,344
  4. Step 4: Simplify right side
    3,669,503x = 68,729,803,638,336
  5. Step 5: Solve for x
    x = 68,729,803,638,336/3,669,503
  6. Step 6: Final answer
    x = 18,730,003.39

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.