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Finding the Third Proportional to 7,487,134 and 16,109,138

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Solution

The third proportional to 7,487,134 and 16,109,138 is: 34,660,035.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487,134 : 16,109,138 = 16,109,138 : x
  2. Step 2: Convert to fraction form
    7,487,134/16,109,138 = 16,109,138/x
  3. Step 3: Cross multiply
    7,487,134x = 16,109,138 × 16,109,138
  4. Step 4: Simplify right side
    7,487,134x = 259,504,327,103,044
  5. Step 5: Solve for x
    x = 259,504,327,103,044/7,487,134
  6. Step 6: Final answer
    x = 34,660,035.08

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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.