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Finding the Third Proportional to 3,303,285 and 7,236,420

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Solution

The third proportional to 3,303,285 and 7,236,420 is: 15,852,635.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303,285 : 7,236,420 = 7,236,420 : x
  2. Step 2: Convert to fraction form
    3,303,285/7,236,420 = 7,236,420/x
  3. Step 3: Cross multiply
    3,303,285x = 7,236,420 × 7,236,420
  4. Step 4: Simplify right side
    3,303,285x = 52,365,774,416,400
  5. Step 5: Solve for x
    x = 52,365,774,416,400/3,303,285
  6. Step 6: Final answer
    x = 15,852,635.91

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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.