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Finding the Third Proportional to 8,821,452 and 19,108,991

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Solution

The third proportional to 8,821,452 and 19,108,991 is: 41,393,813.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,821,452 : 19,108,991 = 19,108,991 : x
  2. Step 2: Convert to fraction form
    8,821,452/19,108,991 = 19,108,991/x
  3. Step 3: Cross multiply
    8,821,452x = 19,108,991 × 19,108,991
  4. Step 4: Simplify right side
    8,821,452x = 365,153,537,038,081
  5. Step 5: Solve for x
    x = 365,153,537,038,081/8,821,452
  6. Step 6: Final answer
    x = 41,393,813.29

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.