Home / 8,865,409.20-13,264,936.20-5,879,425.20

Finding the Fourth Proportional to 8,865,409.20, 13,264,936.20 and 5,879,425.20

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Solution

The fourth proportional to 8,865,409.20, 13,264,936.20 and 5,879,425.20 is: 8,797,134.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865,409.20 : 13,264,936.20 = 5,879,425.20 : x
  2. Step 2: Convert to fraction form
    8,865,409.20/13,264,936.20 = 5,879,425.20/x
  3. Step 3: Cross multiply
    8,865,409.20x = 13,264,936.20 × 5,879,425.20
  4. Step 4: Simplify right side
    8,865,409.20x = 77,990,200,170,672.23
  5. Step 5: Solve for x
    x = 77,990,200,170,672.23/8,865,409.20
  6. Step 6: Final answer
    x = 8,797,134.84

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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.