Home / 28,859,036.97-39,806,310.82-18,558,791.85

Finding the Fourth Proportional to 28,859,036.97, 39,806,310.82 and 18,558,791.85

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Solution

The fourth proportional to 28,859,036.97, 39,806,310.82 and 18,558,791.85 is: 25,598,811.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,859,036.97 : 39,806,310.82 = 18,558,791.85 : x
  2. Step 2: Convert to fraction form
    28,859,036.97/39,806,310.82 = 18,558,791.85/x
  3. Step 3: Cross multiply
    28,859,036.97x = 39,806,310.82 × 18,558,791.85
  4. Step 4: Simplify right side
    28,859,036.97x = 738,757,036,824,782.88
  5. Step 5: Solve for x
    x = 738,757,036,824,782.88/28,859,036.97
  6. Step 6: Final answer
    x = 25,598,811.13

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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.