Home / 13,383,615.72-20,064,138.30-5,804,873.64

Finding the Fourth Proportional to 13,383,615.72, 20,064,138.30 and 5,804,873.64

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Solution

The fourth proportional to 13,383,615.72, 20,064,138.30 and 5,804,873.64 is: 8,702,415.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383,615.72 : 20,064,138.30 = 5,804,873.64 : x
  2. Step 2: Convert to fraction form
    13,383,615.72/20,064,138.30 = 5,804,873.64/x
  3. Step 3: Cross multiply
    13,383,615.72x = 20,064,138.30 × 5,804,873.64
  4. Step 4: Simplify right side
    13,383,615.72x = 116,469,787,526,984.41
  5. Step 5: Solve for x
    x = 116,469,787,526,984.41/13,383,615.72
  6. Step 6: Final answer
    x = 8,702,415.70

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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.