Home / 18,519,353.09-27,773,141.85-17,310,342.64

Finding the Fourth Proportional to 18,519,353.09, 27,773,141.85 and 17,310,342.64

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Solution

The fourth proportional to 18,519,353.09, 27,773,141.85 and 17,310,342.64 is: 25,960,010.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,519,353.09 : 27,773,141.85 = 17,310,342.64 : x
  2. Step 2: Convert to fraction form
    18,519,353.09/27,773,141.85 = 17,310,342.64/x
  3. Step 3: Cross multiply
    18,519,353.09x = 27,773,141.85 × 17,310,342.64
  4. Step 4: Simplify right side
    18,519,353.09x = 480,762,601,543,390.62
  5. Step 5: Solve for x
    x = 480,762,601,543,390.62/18,519,353.09
  6. Step 6: Final answer
    x = 25,960,010.54

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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.