Home / 7,879,431.97-11,794,906.75-5,141,083.03

Finding the Fourth Proportional to 7,879,431.97, 11,794,906.75 and 5,141,083.03

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Solution

The fourth proportional to 7,879,431.97, 11,794,906.75 and 5,141,083.03 is: 7,695,807.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879,431.97 : 11,794,906.75 = 5,141,083.03 : x
  2. Step 2: Convert to fraction form
    7,879,431.97/11,794,906.75 = 5,141,083.03/x
  3. Step 3: Cross multiply
    7,879,431.97x = 11,794,906.75 × 5,141,083.03
  4. Step 4: Simplify right side
    7,879,431.97x = 60,638,594,976,142.89
  5. Step 5: Solve for x
    x = 60,638,594,976,142.89/7,879,431.97
  6. Step 6: Final answer
    x = 7,695,807.92

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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.