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Finding the Third Proportional to 20,402,425 and 43,107,497

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Solution

The third proportional to 20,402,425 and 43,107,497 is: 91,080,168.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,402,425 : 43,107,497 = 43,107,497 : x
  2. Step 2: Convert to fraction form
    20,402,425/43,107,497 = 43,107,497/x
  3. Step 3: Cross multiply
    20,402,425x = 43,107,497 × 43,107,497
  4. Step 4: Simplify right side
    20,402,425x = 1,858,256,297,605,009
  5. Step 5: Solve for x
    x = 1,858,256,297,605,009/20,402,425
  6. Step 6: Final answer
    x = 91,080,168.05

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.