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Finding the Third Proportional to 14,190,020 and 31,126,876

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Solution

The third proportional to 14,190,020 and 31,126,876 is: 68,279,143.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190,020 : 31,126,876 = 31,126,876 : x
  2. Step 2: Convert to fraction form
    14,190,020/31,126,876 = 31,126,876/x
  3. Step 3: Cross multiply
    14,190,020x = 31,126,876 × 31,126,876
  4. Step 4: Simplify right side
    14,190,020x = 968,882,409,519,376
  5. Step 5: Solve for x
    x = 968,882,409,519,376/14,190,020
  6. Step 6: Final answer
    x = 68,279,143.34

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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.