Home / 7,375,760.20-11,063,640.30-4,505,978.80

Finding the Fourth Proportional to 7,375,760.20, 11,063,640.30 and 4,505,978.80

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Solution

The fourth proportional to 7,375,760.20, 11,063,640.30 and 4,505,978.80 is: 6,758,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375,760.20 : 11,063,640.30 = 4,505,978.80 : x
  2. Step 2: Convert to fraction form
    7,375,760.20/11,063,640.30 = 4,505,978.80/x
  3. Step 3: Cross multiply
    7,375,760.20x = 11,063,640.30 × 4,505,978.80
  4. Step 4: Simplify right side
    7,375,760.20x = 49,852,528,642,625.64
  5. Step 5: Solve for x
    x = 49,852,528,642,625.64/7,375,760.20
  6. Step 6: Final answer
    x = 6,758,968.20

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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.