Home / 12,122,934-18,187,397.19-3,603,234.93

Finding the Fourth Proportional to 12,122,934, 18,187,397.19 and 3,603,234.93

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Solution

The fourth proportional to 12,122,934, 18,187,397.19 and 3,603,234.93 is: 5,405,742.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,122,934 : 18,187,397.19 = 3,603,234.93 : x
  2. Step 2: Convert to fraction form
    12,122,934/18,187,397.19 = 3,603,234.93/x
  3. Step 3: Cross multiply
    12,122,934x = 18,187,397.19 × 3,603,234.93
  4. Step 4: Simplify right side
    12,122,934x = 65,533,464,840,791.85
  5. Step 5: Solve for x
    x = 65,533,464,840,791.85/12,122,934
  6. Step 6: Final answer
    x = 5,405,742.94

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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.