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Finding the Third Proportional to 13,215,508 and 18,610,628

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Solution

The third proportional to 13,215,508 and 18,610,628 is: 26,208,260.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,215,508 : 18,610,628 = 18,610,628 : x
  2. Step 2: Convert to fraction form
    13,215,508/18,610,628 = 18,610,628/x
  3. Step 3: Cross multiply
    13,215,508x = 18,610,628 × 18,610,628
  4. Step 4: Simplify right side
    13,215,508x = 346,355,474,554,384
  5. Step 5: Solve for x
    x = 346,355,474,554,384/13,215,508
  6. Step 6: Final answer
    x = 26,208,260.37

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.