Home / 12,082,480.93-18,118,102.42-4,400,778.09

Finding the Fourth Proportional to 12,082,480.93, 18,118,102.42 and 4,400,778.09

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Solution

The fourth proportional to 12,082,480.93, 18,118,102.42 and 4,400,778.09 is: 6,599,120.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,082,480.93 : 18,118,102.42 = 4,400,778.09 : x
  2. Step 2: Convert to fraction form
    12,082,480.93/18,118,102.42 = 4,400,778.09/x
  3. Step 3: Cross multiply
    12,082,480.93x = 18,118,102.42 × 4,400,778.09
  4. Step 4: Simplify right side
    12,082,480.93x = 79,733,748,162,311.98
  5. Step 5: Solve for x
    x = 79,733,748,162,311.98/12,082,480.93
  6. Step 6: Final answer
    x = 6,599,120.55

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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.