Home / 16,883,419.56-25,325,139-11,857,168.68

Finding the Fourth Proportional to 16,883,419.56, 25,325,139 and 11,857,168.68

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Solution

The fourth proportional to 16,883,419.56, 25,325,139 and 11,857,168.68 is: 17,785,759.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,883,419.56 : 25,325,139 = 11,857,168.68 : x
  2. Step 2: Convert to fraction form
    16,883,419.56/25,325,139 = 11,857,168.68/x
  3. Step 3: Cross multiply
    16,883,419.56x = 25,325,139 × 11,857,168.68
  4. Step 4: Simplify right side
    16,883,419.56x = 300,284,444,967,446.50
  5. Step 5: Solve for x
    x = 300,284,444,967,446.50/16,883,419.56
  6. Step 6: Final answer
    x = 17,785,759.80

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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.