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Finding the Third Proportional to 4,246,808 and 9,169,368

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Solution

The third proportional to 4,246,808 and 9,169,368 is: 19,797,765.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,246,808 : 9,169,368 = 9,169,368 : x
  2. Step 2: Convert to fraction form
    4,246,808/9,169,368 = 9,169,368/x
  3. Step 3: Cross multiply
    4,246,808x = 9,169,368 × 9,169,368
  4. Step 4: Simplify right side
    4,246,808x = 84,077,309,519,424
  5. Step 5: Solve for x
    x = 84,077,309,519,424/4,246,808
  6. Step 6: Final answer
    x = 19,797,765.64

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.