Home / 8,527,188.99-12,789,409.77-2,379,329.69

Finding the Fourth Proportional to 8,527,188.99, 12,789,409.77 and 2,379,329.69

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Solution

The fourth proportional to 8,527,188.99, 12,789,409.77 and 2,379,329.69 is: 3,568,611.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527,188.99 : 12,789,409.77 = 2,379,329.69 : x
  2. Step 2: Convert to fraction form
    8,527,188.99/12,789,409.77 = 2,379,329.69/x
  3. Step 3: Cross multiply
    8,527,188.99x = 12,789,409.77 × 2,379,329.69
  4. Step 4: Simplify right side
    8,527,188.99x = 30,430,222,398,023.50
  5. Step 5: Solve for x
    x = 30,430,222,398,023.50/8,527,188.99
  6. Step 6: Final answer
    x = 3,568,611.23

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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.