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Finding the Third Proportional to 6,886,107 and 15,081,129

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Solution

The third proportional to 6,886,107 and 15,081,129 is: 33,028,887.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886,107 : 15,081,129 = 15,081,129 : x
  2. Step 2: Convert to fraction form
    6,886,107/15,081,129 = 15,081,129/x
  3. Step 3: Cross multiply
    6,886,107x = 15,081,129 × 15,081,129
  4. Step 4: Simplify right side
    6,886,107x = 227,440,451,914,641
  5. Step 5: Solve for x
    x = 227,440,451,914,641/6,886,107
  6. Step 6: Final answer
    x = 33,028,887.28

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.