Home / 31,185,726.62-46,775,016.60-8,158,884.12

Finding the Fourth Proportional to 31,185,726.62, 46,775,016.60 and 8,158,884.12

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Solution

The fourth proportional to 31,185,726.62, 46,775,016.60 and 8,158,884.12 is: 12,237,391.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,185,726.62 : 46,775,016.60 = 8,158,884.12 : x
  2. Step 2: Convert to fraction form
    31,185,726.62/46,775,016.60 = 8,158,884.12/x
  3. Step 3: Cross multiply
    31,185,726.62x = 46,775,016.60 × 8,158,884.12
  4. Step 4: Simplify right side
    31,185,726.62x = 381,631,940,150,476.44
  5. Step 5: Solve for x
    x = 381,631,940,150,476.44/31,185,726.62
  6. Step 6: Final answer
    x = 12,237,391.32

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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.