Home / 28,895,195.56-39,876,998.88-17,141,422.72

Finding the Fourth Proportional to 28,895,195.56, 39,876,998.88 and 17,141,422.72

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Solution

The fourth proportional to 28,895,195.56, 39,876,998.88 and 17,141,422.72 is: 23,656,129.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,895,195.56 : 39,876,998.88 = 17,141,422.72 : x
  2. Step 2: Convert to fraction form
    28,895,195.56/39,876,998.88 = 17,141,422.72/x
  3. Step 3: Cross multiply
    28,895,195.56x = 39,876,998.88 × 17,141,422.72
  4. Step 4: Simplify right side
    28,895,195.56x = 683,548,494,607,046.50
  5. Step 5: Solve for x
    x = 683,548,494,607,046.50/28,895,195.56
  6. Step 6: Final answer
    x = 23,656,129.73

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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.