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Finding the Third Proportional to 6,722,455 and 10,163,721

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Solution

The third proportional to 6,722,455 and 10,163,721 is: 15,366,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722,455 : 10,163,721 = 10,163,721 : x
  2. Step 2: Convert to fraction form
    6,722,455/10,163,721 = 10,163,721/x
  3. Step 3: Cross multiply
    6,722,455x = 10,163,721 × 10,163,721
  4. Step 4: Simplify right side
    6,722,455x = 103,301,224,565,841
  5. Step 5: Solve for x
    x = 103,301,224,565,841/6,722,455
  6. Step 6: Final answer
    x = 15,366,592.20

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.