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Finding the Fourth Proportional to 36,647,522.70, 54,978,041.88 and 12,056,833.95

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Solution

The fourth proportional to 36,647,522.70, 54,978,041.88 and 12,056,833.95 is: 18,087,474.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,647,522.70 : 54,978,041.88 = 12,056,833.95 : x
  2. Step 2: Convert to fraction form
    36,647,522.70/54,978,041.88 = 12,056,833.95/x
  3. Step 3: Cross multiply
    36,647,522.70x = 54,978,041.88 × 12,056,833.95
  4. Step 4: Simplify right side
    36,647,522.70x = 662,861,121,843,305.88
  5. Step 5: Solve for x
    x = 662,861,121,843,305.88/36,647,522.70
  6. Step 6: Final answer
    x = 18,087,474.21

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