Home / 13,599,049.18-20,400,789.93-4,015,396.48

Finding the Fourth Proportional to 13,599,049.18, 20,400,789.93 and 4,015,396.48

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Solution

The fourth proportional to 13,599,049.18, 20,400,789.93 and 4,015,396.48 is: 6,023,749.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,599,049.18 : 20,400,789.93 = 4,015,396.48 : x
  2. Step 2: Convert to fraction form
    13,599,049.18/20,400,789.93 = 4,015,396.48/x
  3. Step 3: Cross multiply
    13,599,049.18x = 20,400,789.93 × 4,015,396.48
  4. Step 4: Simplify right side
    13,599,049.18x = 81,917,260,074,141.44
  5. Step 5: Solve for x
    x = 81,917,260,074,141.44/13,599,049.18
  6. Step 6: Final answer
    x = 6,023,749.09

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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.