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Finding the Third Proportional to 15,963,912 and 35,018,109

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Solution

The third proportional to 15,963,912 and 35,018,109 is: 76,815,003.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,963,912 : 35,018,109 = 35,018,109 : x
  2. Step 2: Convert to fraction form
    15,963,912/35,018,109 = 35,018,109/x
  3. Step 3: Cross multiply
    15,963,912x = 35,018,109 × 35,018,109
  4. Step 4: Simplify right side
    15,963,912x = 1,226,267,957,935,881
  5. Step 5: Solve for x
    x = 1,226,267,957,935,881/15,963,912
  6. Step 6: Final answer
    x = 76,815,003.61

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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.