Home / 7,169,867.88-10,747,143.67-4,089,226.16

Finding the Fourth Proportional to 7,169,867.88, 10,747,143.67 and 4,089,226.16

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Solution

The fourth proportional to 7,169,867.88, 10,747,143.67 and 4,089,226.16 is: 6,129,471.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169,867.88 : 10,747,143.67 = 4,089,226.16 : x
  2. Step 2: Convert to fraction form
    7,169,867.88/10,747,143.67 = 4,089,226.16/x
  3. Step 3: Cross multiply
    7,169,867.88x = 10,747,143.67 × 4,089,226.16
  4. Step 4: Simplify right side
    7,169,867.88x = 43,947,501,040,642.41
  5. Step 5: Solve for x
    x = 43,947,501,040,642.41/7,169,867.88
  6. Step 6: Final answer
    x = 6,129,471.53

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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.