Home / 12,028,377.77-18,040,739.82-3,941,174.35

Finding the Fourth Proportional to 12,028,377.77, 18,040,739.82 and 3,941,174.35

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Solution

The fourth proportional to 12,028,377.77, 18,040,739.82 and 3,941,174.35 is: 5,911,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028,377.77 : 18,040,739.82 = 3,941,174.35 : x
  2. Step 2: Convert to fraction form
    12,028,377.77/18,040,739.82 = 3,941,174.35/x
  3. Step 3: Cross multiply
    12,028,377.77x = 18,040,739.82 × 3,941,174.35
  4. Step 4: Simplify right side
    12,028,377.77x = 71,101,701,041,379.14
  5. Step 5: Solve for x
    x = 71,101,701,041,379.14/12,028,377.77
  6. Step 6: Final answer
    x = 5,911,162.95

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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.