Home / 5,330,257.60-7,990,137.60-2,634,998.80

Finding the Fourth Proportional to 5,330,257.60, 7,990,137.60 and 2,634,998.80

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Solution

The fourth proportional to 5,330,257.60, 7,990,137.60 and 2,634,998.80 is: 3,949,903.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330,257.60 : 7,990,137.60 = 2,634,998.80 : x
  2. Step 2: Convert to fraction form
    5,330,257.60/7,990,137.60 = 2,634,998.80/x
  3. Step 3: Cross multiply
    5,330,257.60x = 7,990,137.60 × 2,634,998.80
  4. Step 4: Simplify right side
    5,330,257.60x = 21,054,002,987,834.88
  5. Step 5: Solve for x
    x = 21,054,002,987,834.88/5,330,257.60
  6. Step 6: Final answer
    x = 3,949,903.47

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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.