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Finding the Third Proportional to 3,190,503 and 7,000,918

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Solution

The third proportional to 3,190,503 and 7,000,918 is: 15,362,108.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,503 : 7,000,918 = 7,000,918 : x
  2. Step 2: Convert to fraction form
    3,190,503/7,000,918 = 7,000,918/x
  3. Step 3: Cross multiply
    3,190,503x = 7,000,918 × 7,000,918
  4. Step 4: Simplify right side
    3,190,503x = 49,012,852,842,724
  5. Step 5: Solve for x
    x = 49,012,852,842,724/3,190,503
  6. Step 6: Final answer
    x = 15,362,108.37

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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.