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Finding the Third Proportional to 21,388,908 and 44,540,364

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Solution

The third proportional to 21,388,908 and 44,540,364 is: 92,751,066.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,388,908 : 44,540,364 = 44,540,364 : x
  2. Step 2: Convert to fraction form
    21,388,908/44,540,364 = 44,540,364/x
  3. Step 3: Cross multiply
    21,388,908x = 44,540,364 × 44,540,364
  4. Step 4: Simplify right side
    21,388,908x = 1,983,844,025,252,496
  5. Step 5: Solve for x
    x = 1,983,844,025,252,496/21,388,908
  6. Step 6: Final answer
    x = 92,751,066.36

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.