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Finding the Third Proportional to 10,800,776 and 15,192,652

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Solution

The third proportional to 10,800,776 and 15,192,652 is: 21,370,378.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800,776 : 15,192,652 = 15,192,652 : x
  2. Step 2: Convert to fraction form
    10,800,776/15,192,652 = 15,192,652/x
  3. Step 3: Cross multiply
    10,800,776x = 15,192,652 × 15,192,652
  4. Step 4: Simplify right side
    10,800,776x = 230,816,674,793,104
  5. Step 5: Solve for x
    x = 230,816,674,793,104/10,800,776
  6. Step 6: Final answer
    x = 21,370,378.83

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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.