Home / 7,757,611.56-11,617,982.40-3,907,321.52

Finding the Fourth Proportional to 7,757,611.56, 11,617,982.40 and 3,907,321.52

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Solution

The fourth proportional to 7,757,611.56, 11,617,982.40 and 3,907,321.52 is: 5,851,697.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757,611.56 : 11,617,982.40 = 3,907,321.52 : x
  2. Step 2: Convert to fraction form
    7,757,611.56/11,617,982.40 = 3,907,321.52/x
  3. Step 3: Cross multiply
    7,757,611.56x = 11,617,982.40 × 3,907,321.52
  4. Step 4: Simplify right side
    7,757,611.56x = 45,395,192,650,501.25
  5. Step 5: Solve for x
    x = 45,395,192,650,501.25/7,757,611.56
  6. Step 6: Final answer
    x = 5,851,697.05

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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.