Home / 7,183,468.32-9,913,418.19-4,085,912.09

Finding the Fourth Proportional to 7,183,468.32, 9,913,418.19 and 4,085,912.09

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Solution

The fourth proportional to 7,183,468.32, 9,913,418.19 and 4,085,912.09 is: 5,638,690.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183,468.32 : 9,913,418.19 = 4,085,912.09 : x
  2. Step 2: Convert to fraction form
    7,183,468.32/9,913,418.19 = 4,085,912.09/x
  3. Step 3: Cross multiply
    7,183,468.32x = 9,913,418.19 × 4,085,912.09
  4. Step 4: Simplify right side
    7,183,468.32x = 40,505,355,186,179.82
  5. Step 5: Solve for x
    x = 40,505,355,186,179.82/7,183,468.32
  6. Step 6: Final answer
    x = 5,638,690.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.