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Finding the Third Proportional to 20,804,856 and 27,605,814

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Solution

The third proportional to 20,804,856 and 27,605,814 is: 36,629,956.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,804,856 : 27,605,814 = 27,605,814 : x
  2. Step 2: Convert to fraction form
    20,804,856/27,605,814 = 27,605,814/x
  3. Step 3: Cross multiply
    20,804,856x = 27,605,814 × 27,605,814
  4. Step 4: Simplify right side
    20,804,856x = 762,080,966,602,596
  5. Step 5: Solve for x
    x = 762,080,966,602,596/20,804,856
  6. Step 6: Final answer
    x = 36,629,956.32

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.