Home / 8,346,200.78-12,520,149.84-2,880,584.24

Finding the Fourth Proportional to 8,346,200.78, 12,520,149.84 and 2,880,584.24

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Solution

The fourth proportional to 8,346,200.78, 12,520,149.84 and 2,880,584.24 is: 4,321,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346,200.78 : 12,520,149.84 = 2,880,584.24 : x
  2. Step 2: Convert to fraction form
    8,346,200.78/12,520,149.84 = 2,880,584.24/x
  3. Step 3: Cross multiply
    8,346,200.78x = 12,520,149.84 × 2,880,584.24
  4. Step 4: Simplify right side
    8,346,200.78x = 36,065,346,311,542.52
  5. Step 5: Solve for x
    x = 36,065,346,311,542.52/8,346,200.78
  6. Step 6: Final answer
    x = 4,321,169.27

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1.5x scale

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.