Home / 28,960,016.14-39,965,512.38-15,907,548.52

Finding the Fourth Proportional to 28,960,016.14, 39,965,512.38 and 15,907,548.52

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Solution

The fourth proportional to 28,960,016.14, 39,965,512.38 and 15,907,548.52 is: 21,952,796.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,960,016.14 : 39,965,512.38 = 15,907,548.52 : x
  2. Step 2: Convert to fraction form
    28,960,016.14/39,965,512.38 = 15,907,548.52/x
  3. Step 3: Cross multiply
    28,960,016.14x = 39,965,512.38 × 15,907,548.52
  4. Step 4: Simplify right side
    28,960,016.14x = 635,753,327,311,510.75
  5. Step 5: Solve for x
    x = 635,753,327,311,510.75/28,960,016.14
  6. Step 6: Final answer
    x = 21,952,796.03

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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.