Home / 7,353,104.62-10,147,138.78-4,089,849.12

Finding the Fourth Proportional to 7,353,104.62, 10,147,138.78 and 4,089,849.12

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Solution

The fourth proportional to 7,353,104.62, 10,147,138.78 and 4,089,849.12 is: 5,643,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353,104.62 : 10,147,138.78 = 4,089,849.12 : x
  2. Step 2: Convert to fraction form
    7,353,104.62/10,147,138.78 = 4,089,849.12/x
  3. Step 3: Cross multiply
    7,353,104.62x = 10,147,138.78 × 4,089,849.12
  4. Step 4: Simplify right side
    7,353,104.62x = 41,500,266,609,900.88
  5. Step 5: Solve for x
    x = 41,500,266,609,900.88/7,353,104.62
  6. Step 6: Final answer
    x = 5,643,910.80

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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.