Home / 21,584,850.54-29,790,131.49-13,741,857.33

Finding the Fourth Proportional to 21,584,850.54, 29,790,131.49 and 13,741,857.33

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Solution

The fourth proportional to 21,584,850.54, 29,790,131.49 and 13,741,857.33 is: 18,965,697.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,584,850.54 : 29,790,131.49 = 13,741,857.33 : x
  2. Step 2: Convert to fraction form
    21,584,850.54/29,790,131.49 = 13,741,857.33/x
  3. Step 3: Cross multiply
    21,584,850.54x = 29,790,131.49 × 13,741,857.33
  4. Step 4: Simplify right side
    21,584,850.54x = 409,371,736,777,520.31
  5. Step 5: Solve for x
    x = 409,371,736,777,520.31/21,584,850.54
  6. Step 6: Final answer
    x = 18,965,697.08

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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.