Home / 8,211,711.92-12,316,776.24-2,530,410.80

Finding the Fourth Proportional to 8,211,711.92, 12,316,776.24 and 2,530,410.80

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Solution

The fourth proportional to 8,211,711.92, 12,316,776.24 and 2,530,410.80 is: 3,795,372.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211,711.92 : 12,316,776.24 = 2,530,410.80 : x
  2. Step 2: Convert to fraction form
    8,211,711.92/12,316,776.24 = 2,530,410.80/x
  3. Step 3: Cross multiply
    8,211,711.92x = 12,316,776.24 × 2,530,410.80
  4. Step 4: Simplify right side
    8,211,711.92x = 31,166,503,618,879.39
  5. Step 5: Solve for x
    x = 31,166,503,618,879.39/8,211,711.92
  6. Step 6: Final answer
    x = 3,795,372.26

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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.