Home / 18,574,003.05-27,805,892.18-13,802,843.85

Finding the Fourth Proportional to 18,574,003.05, 27,805,892.18 and 13,802,843.85

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Solution

The fourth proportional to 18,574,003.05, 27,805,892.18 and 13,802,843.85 is: 20,663,310.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574,003.05 : 27,805,892.18 = 13,802,843.85 : x
  2. Step 2: Convert to fraction form
    18,574,003.05/27,805,892.18 = 13,802,843.85/x
  3. Step 3: Cross multiply
    18,574,003.05x = 27,805,892.18 × 13,802,843.85
  4. Step 4: Simplify right side
    18,574,003.05x = 383,800,387,801,461.88
  5. Step 5: Solve for x
    x = 383,800,387,801,461.88/18,574,003.05
  6. Step 6: Final answer
    x = 20,663,310.26

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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.