Home / 17,215,241.54-23,716,624.53-11,979,245.21

Finding the Fourth Proportional to 17,215,241.54, 23,716,624.53 and 11,979,245.21

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Solution

The fourth proportional to 17,215,241.54, 23,716,624.53 and 11,979,245.21 is: 16,503,239.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,215,241.54 : 23,716,624.53 = 11,979,245.21 : x
  2. Step 2: Convert to fraction form
    17,215,241.54/23,716,624.53 = 11,979,245.21/x
  3. Step 3: Cross multiply
    17,215,241.54x = 23,716,624.53 × 11,979,245.21
  4. Step 4: Simplify right side
    17,215,241.54x = 284,107,260,798,371.06
  5. Step 5: Solve for x
    x = 284,107,260,798,371.06/17,215,241.54
  6. Step 6: Final answer
    x = 16,503,239.88

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.