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Finding the Third Proportional to 13,106,718 and 19,660,079

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Solution

The third proportional to 13,106,718 and 19,660,079 is: 29,490,121.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,718 : 19,660,079 = 19,660,079 : x
  2. Step 2: Convert to fraction form
    13,106,718/19,660,079 = 19,660,079/x
  3. Step 3: Cross multiply
    13,106,718x = 19,660,079 × 19,660,079
  4. Step 4: Simplify right side
    13,106,718x = 386,518,706,286,241
  5. Step 5: Solve for x
    x = 386,518,706,286,241/13,106,718
  6. Step 6: Final answer
    x = 29,490,121.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.