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Finding the Third Proportional to 10,800,575 and 15,192,411

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Solution

The third proportional to 10,800,575 and 15,192,411 is: 21,370,098.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800,575 : 15,192,411 = 15,192,411 : x
  2. Step 2: Convert to fraction form
    10,800,575/15,192,411 = 15,192,411/x
  3. Step 3: Cross multiply
    10,800,575x = 15,192,411 × 15,192,411
  4. Step 4: Simplify right side
    10,800,575x = 230,809,351,992,921
  5. Step 5: Solve for x
    x = 230,809,351,992,921/10,800,575
  6. Step 6: Final answer
    x = 21,370,098.54

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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.