Home / 7,295,661.60-10,068,052.62-3,987,960.33

Finding the Fourth Proportional to 7,295,661.60, 10,068,052.62 and 3,987,960.33

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Solution

The fourth proportional to 7,295,661.60, 10,068,052.62 and 3,987,960.33 is: 5,503,406.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295,661.60 : 10,068,052.62 = 3,987,960.33 : x
  2. Step 2: Convert to fraction form
    7,295,661.60/10,068,052.62 = 3,987,960.33/x
  3. Step 3: Cross multiply
    7,295,661.60x = 10,068,052.62 × 3,987,960.33
  4. Step 4: Simplify right side
    7,295,661.60x = 40,150,994,448,912.56
  5. Step 5: Solve for x
    x = 40,150,994,448,912.56/7,295,661.60
  6. Step 6: Final answer
    x = 5,503,406.91

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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.