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Finding the Third Proportional to 16,721,262 and 25,842,816

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Solution

The third proportional to 16,721,262 and 25,842,816 is: 39,940,235.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721,262 : 25,842,816 = 25,842,816 : x
  2. Step 2: Convert to fraction form
    16,721,262/25,842,816 = 25,842,816/x
  3. Step 3: Cross multiply
    16,721,262x = 25,842,816 × 25,842,816
  4. Step 4: Simplify right side
    16,721,262x = 667,851,138,809,856
  5. Step 5: Solve for x
    x = 667,851,138,809,856/16,721,262
  6. Step 6: Final answer
    x = 39,940,235.30

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.