Home / 7,177,851.15-9,903,731.59-4,080,131.39

Finding the Fourth Proportional to 7,177,851.15, 9,903,731.59 and 4,080,131.39

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Solution

The fourth proportional to 7,177,851.15, 9,903,731.59 and 4,080,131.39 is: 5,629,613.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177,851.15 : 9,903,731.59 = 4,080,131.39 : x
  2. Step 2: Convert to fraction form
    7,177,851.15/9,903,731.59 = 4,080,131.39/x
  3. Step 3: Cross multiply
    7,177,851.15x = 9,903,731.59 × 4,080,131.39
  4. Step 4: Simplify right side
    7,177,851.15x = 40,408,526,078,774.62
  5. Step 5: Solve for x
    x = 40,408,526,078,774.62/7,177,851.15
  6. Step 6: Final answer
    x = 5,629,613.27

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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.