Home / 13,002,459.26-19,503,879.92-6,179,728.67

Finding the Fourth Proportional to 13,002,459.26, 19,503,879.92 and 6,179,728.67

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Solution

The fourth proportional to 13,002,459.26, 19,503,879.92 and 6,179,728.67 is: 9,269,683.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,002,459.26 : 19,503,879.92 = 6,179,728.67 : x
  2. Step 2: Convert to fraction form
    13,002,459.26/19,503,879.92 = 6,179,728.67/x
  3. Step 3: Cross multiply
    13,002,459.26x = 19,503,879.92 × 6,179,728.67
  4. Step 4: Simplify right side
    13,002,459.26x = 120,528,685,923,227.88
  5. Step 5: Solve for x
    x = 120,528,685,923,227.88/13,002,459.26
  6. Step 6: Final answer
    x = 9,269,683.79

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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.