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Finding the Third Proportional to 12,856,036 and 18,824,022

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Solution

The third proportional to 12,856,036 and 18,824,022 is: 27,562,446.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,856,036 : 18,824,022 = 18,824,022 : x
  2. Step 2: Convert to fraction form
    12,856,036/18,824,022 = 18,824,022/x
  3. Step 3: Cross multiply
    12,856,036x = 18,824,022 × 18,824,022
  4. Step 4: Simplify right side
    12,856,036x = 354,343,804,256,484
  5. Step 5: Solve for x
    x = 354,343,804,256,484/12,856,036
  6. Step 6: Final answer
    x = 27,562,446.48

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.