Home / 4,990,381.20-7,475,074.20-4,150,573.20

Finding the Fourth Proportional to 4,990,381.20, 7,475,074.20 and 4,150,573.20

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Solution

The fourth proportional to 4,990,381.20, 7,475,074.20 and 4,150,573.20 is: 6,217,128.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,381.20 : 7,475,074.20 = 4,150,573.20 : x
  2. Step 2: Convert to fraction form
    4,990,381.20/7,475,074.20 = 4,150,573.20/x
  3. Step 3: Cross multiply
    4,990,381.20x = 7,475,074.20 × 4,150,573.20
  4. Step 4: Simplify right side
    4,990,381.20x = 31,025,842,642,531.44
  5. Step 5: Solve for x
    x = 31,025,842,642,531.44/4,990,381.20
  6. Step 6: Final answer
    x = 6,217,128.79

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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.