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Finding the Third Proportional to 11,145,720 and 15,695,623

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Solution

The third proportional to 11,145,720 and 15,695,623 is: 22,102,886.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,145,720 : 15,695,623 = 15,695,623 : x
  2. Step 2: Convert to fraction form
    11,145,720/15,695,623 = 15,695,623/x
  3. Step 3: Cross multiply
    11,145,720x = 15,695,623 × 15,695,623
  4. Step 4: Simplify right side
    11,145,720x = 246,352,581,358,129
  5. Step 5: Solve for x
    x = 246,352,581,358,129/11,145,720
  6. Step 6: Final answer
    x = 22,102,886.25

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.