Home / 7,927,578.75-10,940,069.61-4,305,906.75

Finding the Fourth Proportional to 7,927,578.75, 10,940,069.61 and 4,305,906.75

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Solution

The fourth proportional to 7,927,578.75, 10,940,069.61 and 4,305,906.75 is: 5,942,157.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927,578.75 : 10,940,069.61 = 4,305,906.75 : x
  2. Step 2: Convert to fraction form
    7,927,578.75/10,940,069.61 = 4,305,906.75/x
  3. Step 3: Cross multiply
    7,927,578.75x = 10,940,069.61 × 4,305,906.75
  4. Step 4: Simplify right side
    7,927,578.75x = 47,106,919,579,168.87
  5. Step 5: Solve for x
    x = 47,106,919,579,168.87/7,927,578.75
  6. Step 6: Final answer
    x = 5,942,157.25

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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.