Home / 11,961,693.44-17,916,291.34-9,888,861.41

Finding the Fourth Proportional to 11,961,693.44, 17,916,291.34 and 9,888,861.41

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Solution

The fourth proportional to 11,961,693.44, 17,916,291.34 and 9,888,861.41 is: 14,811,591.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,961,693.44 : 17,916,291.34 = 9,888,861.41 : x
  2. Step 2: Convert to fraction form
    11,961,693.44/17,916,291.34 = 9,888,861.41/x
  3. Step 3: Cross multiply
    11,961,693.44x = 17,916,291.34 × 9,888,861.41
  4. Step 4: Simplify right side
    11,961,693.44x = 177,171,722,042,443.19
  5. Step 5: Solve for x
    x = 177,171,722,042,443.19/11,961,693.44
  6. Step 6: Final answer
    x = 14,811,591.93

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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.