Home / 7,580,929.80-11,375,331.30-3,321,528.60

Finding the Fourth Proportional to 7,580,929.80, 11,375,331.30 and 3,321,528.60

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Solution

The fourth proportional to 7,580,929.80, 11,375,331.30 and 3,321,528.60 is: 4,984,017.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580,929.80 : 11,375,331.30 = 3,321,528.60 : x
  2. Step 2: Convert to fraction form
    7,580,929.80/11,375,331.30 = 3,321,528.60/x
  3. Step 3: Cross multiply
    7,580,929.80x = 11,375,331.30 × 3,321,528.60
  4. Step 4: Simplify right side
    7,580,929.80x = 37,783,488,247,425.18
  5. Step 5: Solve for x
    x = 37,783,488,247,425.18/7,580,929.80
  6. Step 6: Final answer
    x = 4,984,017.69

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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.