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Finding the Third Proportional to 8,538,595.70 and 18,440,513.47

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Solution

The third proportional to 8,538,595.70 and 18,440,513.47 is: 39,825,347.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,595.70 : 18,440,513.47 = 18,440,513.47 : x
  2. Step 2: Convert to fraction form
    8,538,595.70/18,440,513.47 = 18,440,513.47/x
  3. Step 3: Cross multiply
    8,538,595.70x = 18,440,513.47 × 18,440,513.47
  4. Step 4: Simplify right side
    8,538,595.70x = 340,052,537,135,244.31
  5. Step 5: Solve for x
    x = 340,052,537,135,244.31/8,538,595.70
  6. Step 6: Final answer
    x = 39,825,347.06

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.