Home / 7,505,642.40-11,261,651.76-3,719,196.96

Finding the Fourth Proportional to 7,505,642.40, 11,261,651.76 and 3,719,196.96

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Solution

The fourth proportional to 7,505,642.40, 11,261,651.76 and 3,719,196.96 is: 5,580,375.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505,642.40 : 11,261,651.76 = 3,719,196.96 : x
  2. Step 2: Convert to fraction form
    7,505,642.40/11,261,651.76 = 3,719,196.96/x
  3. Step 3: Cross multiply
    7,505,642.40x = 11,261,651.76 × 3,719,196.96
  4. Step 4: Simplify right side
    7,505,642.40x = 41,884,300,990,370.65
  5. Step 5: Solve for x
    x = 41,884,300,990,370.65/7,505,642.40
  6. Step 6: Final answer
    x = 5,580,375.24

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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.