Home / 18,427,231.46-27,603,840.72-9,177,339.26

Finding the Fourth Proportional to 18,427,231.46, 27,603,840.72 and 9,177,339.26

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Solution

The fourth proportional to 18,427,231.46, 27,603,840.72 and 9,177,339.26 is: 13,747,578.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,427,231.46 : 27,603,840.72 = 9,177,339.26 : x
  2. Step 2: Convert to fraction form
    18,427,231.46/27,603,840.72 = 9,177,339.26/x
  3. Step 3: Cross multiply
    18,427,231.46x = 27,603,840.72 × 9,177,339.26
  4. Step 4: Simplify right side
    18,427,231.46x = 253,329,811,166,442.66
  5. Step 5: Solve for x
    x = 253,329,811,166,442.66/18,427,231.46
  6. Step 6: Final answer
    x = 13,747,578.51

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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.