Home / 14,117,930.64-21,179,257.92-11,085,174

Finding the Fourth Proportional to 14,117,930.64, 21,179,257.92 and 11,085,174

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Solution

The fourth proportional to 14,117,930.64, 21,179,257.92 and 11,085,174 is: 16,629,615.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117,930.64 : 21,179,257.92 = 11,085,174 : x
  2. Step 2: Convert to fraction form
    14,117,930.64/21,179,257.92 = 11,085,174/x
  3. Step 3: Cross multiply
    14,117,930.64x = 21,179,257.92 × 11,085,174
  4. Step 4: Simplify right side
    14,117,930.64x = 234,775,759,234,078.09
  5. Step 5: Solve for x
    x = 234,775,759,234,078.09/14,117,930.64
  6. Step 6: Final answer
    x = 16,629,615.57

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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.