Home / 6,413,515.56-8,850,766.49-3,512,719.60

Finding the Fourth Proportional to 6,413,515.56, 8,850,766.49 and 3,512,719.60

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Solution

The fourth proportional to 6,413,515.56, 8,850,766.49 and 3,512,719.60 is: 4,847,616.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413,515.56 : 8,850,766.49 = 3,512,719.60 : x
  2. Step 2: Convert to fraction form
    6,413,515.56/8,850,766.49 = 3,512,719.60/x
  3. Step 3: Cross multiply
    6,413,515.56x = 8,850,766.49 × 3,512,719.60
  4. Step 4: Simplify right side
    6,413,515.56x = 31,090,260,924,446.21
  5. Step 5: Solve for x
    x = 31,090,260,924,446.21/6,413,515.56
  6. Step 6: Final answer
    x = 4,847,616.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.