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Finding the Third Proportional to 5,090,212 and 10,909,073

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Solution

The third proportional to 5,090,212 and 10,909,073 is: 23,379,747.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090,212 : 10,909,073 = 10,909,073 : x
  2. Step 2: Convert to fraction form
    5,090,212/10,909,073 = 10,909,073/x
  3. Step 3: Cross multiply
    5,090,212x = 10,909,073 × 10,909,073
  4. Step 4: Simplify right side
    5,090,212x = 119,007,873,719,329
  5. Step 5: Solve for x
    x = 119,007,873,719,329/5,090,212
  6. Step 6: Final answer
    x = 23,379,747.98

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.