Home / 11,627,782.50-16,046,183.11-6,471,142.68

Finding the Fourth Proportional to 11,627,782.50, 16,046,183.11 and 6,471,142.68

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Solution

The fourth proportional to 11,627,782.50, 16,046,183.11 and 6,471,142.68 is: 8,930,089.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627,782.50 : 16,046,183.11 = 6,471,142.68 : x
  2. Step 2: Convert to fraction form
    11,627,782.50/16,046,183.11 = 6,471,142.68/x
  3. Step 3: Cross multiply
    11,627,782.50x = 16,046,183.11 × 6,471,142.68
  4. Step 4: Simplify right side
    11,627,782.50x = 103,837,140,374,216.12
  5. Step 5: Solve for x
    x = 103,837,140,374,216.12/11,627,782.50
  6. Step 6: Final answer
    x = 8,930,089.67

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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.