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Finding the Third Proportional to 5,009,516 and 10,918,801

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Solution

The third proportional to 5,009,516 and 10,918,801 is: 23,798,749.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009,516 : 10,918,801 = 10,918,801 : x
  2. Step 2: Convert to fraction form
    5,009,516/10,918,801 = 10,918,801/x
  3. Step 3: Cross multiply
    5,009,516x = 10,918,801 × 10,918,801
  4. Step 4: Simplify right side
    5,009,516x = 119,220,215,277,601
  5. Step 5: Solve for x
    x = 119,220,215,277,601/5,009,516
  6. Step 6: Final answer
    x = 23,798,749.28

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.