Home / 6,780,200.58-10,173,778.20-3,321,874.40

Finding the Fourth Proportional to 6,780,200.58, 10,173,778.20 and 3,321,874.40

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Solution

The fourth proportional to 6,780,200.58, 10,173,778.20 and 3,321,874.40 is: 4,984,515.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780,200.58 : 10,173,778.20 = 3,321,874.40 : x
  2. Step 2: Convert to fraction form
    6,780,200.58/10,173,778.20 = 3,321,874.40/x
  3. Step 3: Cross multiply
    6,780,200.58x = 10,173,778.20 × 3,321,874.40
  4. Step 4: Simplify right side
    6,780,200.58x = 33,796,013,302,989.19
  5. Step 5: Solve for x
    x = 33,796,013,302,989.19/6,780,200.58
  6. Step 6: Final answer
    x = 4,984,515.27

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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.