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Finding the Fourth Proportional to 16,622,016.40, 24,912,029.40 and 8,083,968.40

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Solution

The fourth proportional to 16,622,016.40, 24,912,029.40 and 8,083,968.40 is: 12,115,741.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,622,016.40 : 24,912,029.40 = 8,083,968.40 : x
  2. Step 2: Convert to fraction form
    16,622,016.40/24,912,029.40 = 8,083,968.40/x
  3. Step 3: Cross multiply
    16,622,016.40x = 24,912,029.40 × 8,083,968.40
  4. Step 4: Simplify right side
    16,622,016.40x = 201,388,058,449,470.97
  5. Step 5: Solve for x
    x = 201,388,058,449,470.97/16,622,016.40
  6. Step 6: Final answer
    x = 12,115,741.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.