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Finding the Third Proportional to 20,384,922 and 43,130,958

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Solution

The third proportional to 20,384,922 and 43,130,958 is: 91,257,623.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,384,922 : 43,130,958 = 43,130,958 : x
  2. Step 2: Convert to fraction form
    20,384,922/43,130,958 = 43,130,958/x
  3. Step 3: Cross multiply
    20,384,922x = 43,130,958 × 43,130,958
  4. Step 4: Simplify right side
    20,384,922x = 1,860,279,537,997,764
  5. Step 5: Solve for x
    x = 1,860,279,537,997,764/20,384,922
  6. Step 6: Final answer
    x = 91,257,623.55

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.