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Finding the Fourth Proportional to 9,633,719.56, 14,446,978.98 and 3,874,509.30

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Solution

The fourth proportional to 9,633,719.56, 14,446,978.98 and 3,874,509.30 is: 5,810,315.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,633,719.56 : 14,446,978.98 = 3,874,509.30 : x
  2. Step 2: Convert to fraction form
    9,633,719.56/14,446,978.98 = 3,874,509.30/x
  3. Step 3: Cross multiply
    9,633,719.56x = 14,446,978.98 × 3,874,509.30
  4. Step 4: Simplify right side
    9,633,719.56x = 55,974,954,414,914.52
  5. Step 5: Solve for x
    x = 55,974,954,414,914.52/9,633,719.56
  6. Step 6: Final answer
    x = 5,810,315.95

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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.