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Finding the Third Proportional to 3,343,620 and 7,891,722

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Solution

The third proportional to 3,343,620 and 7,891,722 is: 18,626,302.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343,620 : 7,891,722 = 7,891,722 : x
  2. Step 2: Convert to fraction form
    3,343,620/7,891,722 = 7,891,722/x
  3. Step 3: Cross multiply
    3,343,620x = 7,891,722 × 7,891,722
  4. Step 4: Simplify right side
    3,343,620x = 62,279,276,125,284
  5. Step 5: Solve for x
    x = 62,279,276,125,284/3,343,620
  6. Step 6: Final answer
    x = 18,626,302.07

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.