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Finding the Third Proportional to 8,246,565 and 13,256,309

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Solution

The third proportional to 8,246,565 and 13,256,309 is: 21,309,445.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246,565 : 13,256,309 = 13,256,309 : x
  2. Step 2: Convert to fraction form
    8,246,565/13,256,309 = 13,256,309/x
  3. Step 3: Cross multiply
    8,246,565x = 13,256,309 × 13,256,309
  4. Step 4: Simplify right side
    8,246,565x = 175,729,728,303,481
  5. Step 5: Solve for x
    x = 175,729,728,303,481/8,246,565
  6. Step 6: Final answer
    x = 21,309,445.61

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.