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Finding the Third Proportional to 9,021,960 and 19,830,204

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Solution

The third proportional to 9,021,960 and 19,830,204 is: 43,586,647.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021,960 : 19,830,204 = 19,830,204 : x
  2. Step 2: Convert to fraction form
    9,021,960/19,830,204 = 19,830,204/x
  3. Step 3: Cross multiply
    9,021,960x = 19,830,204 × 19,830,204
  4. Step 4: Simplify right side
    9,021,960x = 393,236,990,681,616
  5. Step 5: Solve for x
    x = 393,236,990,681,616/9,021,960
  6. Step 6: Final answer
    x = 43,586,647.54

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.