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Finding the Third Proportional to 9,219,331.50 and 13,530,018

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Solution

The third proportional to 9,219,331.50 and 13,530,018 is: 19,856,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219,331.50 : 13,530,018 = 13,530,018 : x
  2. Step 2: Convert to fraction form
    9,219,331.50/13,530,018 = 13,530,018/x
  3. Step 3: Cross multiply
    9,219,331.50x = 13,530,018 × 13,530,018
  4. Step 4: Simplify right side
    9,219,331.50x = 183,061,387,080,324
  5. Step 5: Solve for x
    x = 183,061,387,080,324/9,219,331.50
  6. Step 6: Final answer
    x = 19,856,253.90

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.