Home / 19,134,839.48-28,715,708.82-17,305,353.64

Finding the Fourth Proportional to 19,134,839.48, 28,715,708.82 and 17,305,353.64

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Solution

The fourth proportional to 19,134,839.48, 28,715,708.82 and 17,305,353.64 is: 25,970,194.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134,839.48 : 28,715,708.82 = 17,305,353.64 : x
  2. Step 2: Convert to fraction form
    19,134,839.48/28,715,708.82 = 17,305,353.64/x
  3. Step 3: Cross multiply
    19,134,839.48x = 28,715,708.82 × 17,305,353.64
  4. Step 4: Simplify right side
    19,134,839.48x = 496,935,496,153,367.12
  5. Step 5: Solve for x
    x = 496,935,496,153,367.12/19,134,839.48
  6. Step 6: Final answer
    x = 25,970,194.14

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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.