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Finding the Third Proportional to 9,081,081 and 19,539,810

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Solution

The third proportional to 9,081,081 and 19,539,810 is: 42,043,912.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081,081 : 19,539,810 = 19,539,810 : x
  2. Step 2: Convert to fraction form
    9,081,081/19,539,810 = 19,539,810/x
  3. Step 3: Cross multiply
    9,081,081x = 19,539,810 × 19,539,810
  4. Step 4: Simplify right side
    9,081,081x = 381,804,174,836,100
  5. Step 5: Solve for x
    x = 381,804,174,836,100/9,081,081
  6. Step 6: Final answer
    x = 42,043,912.49

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.