Home / 8,876,880.72-12,203,070.19-7,631,904.44

Finding the Fourth Proportional to 8,876,880.72, 12,203,070.19 and 7,631,904.44

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Solution

The fourth proportional to 8,876,880.72, 12,203,070.19 and 7,631,904.44 is: 10,491,598.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876,880.72 : 12,203,070.19 = 7,631,904.44 : x
  2. Step 2: Convert to fraction form
    8,876,880.72/12,203,070.19 = 7,631,904.44/x
  3. Step 3: Cross multiply
    8,876,880.72x = 12,203,070.19 × 7,631,904.44
  4. Step 4: Simplify right side
    8,876,880.72x = 93,132,665,576,120.56
  5. Step 5: Solve for x
    x = 93,132,665,576,120.56/8,876,880.72
  6. Step 6: Final answer
    x = 10,491,598.18

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.