Home / 7,738,832.90-11,609,370.36-2,880,735.60

Finding the Fourth Proportional to 7,738,832.90, 11,609,370.36 and 2,880,735.60

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Solution

The fourth proportional to 7,738,832.90, 11,609,370.36 and 2,880,735.60 is: 4,321,520.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,738,832.90 : 11,609,370.36 = 2,880,735.60 : x
  2. Step 2: Convert to fraction form
    7,738,832.90/11,609,370.36 = 2,880,735.60/x
  3. Step 3: Cross multiply
    7,738,832.90x = 11,609,370.36 × 2,880,735.60
  4. Step 4: Simplify right side
    7,738,832.90x = 33,443,526,489,636.82
  5. Step 5: Solve for x
    x = 33,443,526,489,636.82/7,738,832.90
  6. Step 6: Final answer
    x = 4,321,520.69

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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.