Home / 6,441,261.75-8,888,959.67-3,687,991.41

Finding the Fourth Proportional to 6,441,261.75, 8,888,959.67 and 3,687,991.41

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Solution

The fourth proportional to 6,441,261.75, 8,888,959.67 and 3,687,991.41 is: 5,089,438.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441,261.75 : 8,888,959.67 = 3,687,991.41 : x
  2. Step 2: Convert to fraction form
    6,441,261.75/8,888,959.67 = 3,687,991.41/x
  3. Step 3: Cross multiply
    6,441,261.75x = 8,888,959.67 × 3,687,991.41
  4. Step 4: Simplify right side
    6,441,261.75x = 32,782,406,882,062.16
  5. Step 5: Solve for x
    x = 32,782,406,882,062.16/6,441,261.75
  6. Step 6: Final answer
    x = 5,089,438.71

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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.