Home / 7,904,571.28-10,907,801.76-4,420,197.16

Finding the Fourth Proportional to 7,904,571.28, 10,907,801.76 and 4,420,197.16

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Solution

The fourth proportional to 7,904,571.28, 10,907,801.76 and 4,420,197.16 is: 6,099,588.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904,571.28 : 10,907,801.76 = 4,420,197.16 : x
  2. Step 2: Convert to fraction form
    7,904,571.28/10,907,801.76 = 4,420,197.16/x
  3. Step 3: Cross multiply
    7,904,571.28x = 10,907,801.76 × 4,420,197.16
  4. Step 4: Simplify right side
    7,904,571.28x = 48,214,634,361,395
  5. Step 5: Solve for x
    x = 48,214,634,361,395/7,904,571.28
  6. Step 6: Final answer
    x = 6,099,588.79

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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.