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Finding the Third Proportional to 12,567,787 and 19,216,901

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Solution

The third proportional to 12,567,787 and 19,216,901 is: 29,383,795.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,787 : 19,216,901 = 19,216,901 : x
  2. Step 2: Convert to fraction form
    12,567,787/19,216,901 = 19,216,901/x
  3. Step 3: Cross multiply
    12,567,787x = 19,216,901 × 19,216,901
  4. Step 4: Simplify right side
    12,567,787x = 369,289,284,043,801
  5. Step 5: Solve for x
    x = 369,289,284,043,801/12,567,787
  6. Step 6: Final answer
    x = 29,383,795.58

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.