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Finding the Third Proportional to 4,245,062 and 9,165,904

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Solution

The third proportional to 4,245,062 and 9,165,904 is: 19,790,946.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245,062 : 9,165,904 = 9,165,904 : x
  2. Step 2: Convert to fraction form
    4,245,062/9,165,904 = 9,165,904/x
  3. Step 3: Cross multiply
    4,245,062x = 9,165,904 × 9,165,904
  4. Step 4: Simplify right side
    4,245,062x = 84,013,796,137,216
  5. Step 5: Solve for x
    x = 84,013,796,137,216/4,245,062
  6. Step 6: Final answer
    x = 19,790,946.78

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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.