Home / 13,863,349.21-20,797,016.43-4,279,548.28

Finding the Fourth Proportional to 13,863,349.21, 20,797,016.43 and 4,279,548.28

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Solution

The fourth proportional to 13,863,349.21, 20,797,016.43 and 4,279,548.28 is: 6,419,937.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,863,349.21 : 20,797,016.43 = 4,279,548.28 : x
  2. Step 2: Convert to fraction form
    13,863,349.21/20,797,016.43 = 4,279,548.28/x
  3. Step 3: Cross multiply
    13,863,349.21x = 20,797,016.43 × 4,279,548.28
  4. Step 4: Simplify right side
    13,863,349.21x = 89,001,835,892,138.25
  5. Step 5: Solve for x
    x = 89,001,835,892,138.25/13,863,349.21
  6. Step 6: Final answer
    x = 6,419,937.53

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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.