Home / 5,385,299.80-8,077,949.70-4,944,400.60

Finding the Fourth Proportional to 5,385,299.80, 8,077,949.70 and 4,944,400.60

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Solution

The fourth proportional to 5,385,299.80, 8,077,949.70 and 4,944,400.60 is: 7,416,600.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,299.80 : 8,077,949.70 = 4,944,400.60 : x
  2. Step 2: Convert to fraction form
    5,385,299.80/8,077,949.70 = 4,944,400.60/x
  3. Step 3: Cross multiply
    5,385,299.80x = 8,077,949.70 × 4,944,400.60
  4. Step 4: Simplify right side
    5,385,299.80x = 39,940,619,343,449.82
  5. Step 5: Solve for x
    x = 39,940,619,343,449.82/5,385,299.80
  6. Step 6: Final answer
    x = 7,416,600.90

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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.