Home / 17,268,466.78-25,898,186.85-5,134,662.46

Finding the Fourth Proportional to 17,268,466.78, 25,898,186.85 and 5,134,662.46

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Solution

The fourth proportional to 17,268,466.78, 25,898,186.85 and 5,134,662.46 is: 7,700,651.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,268,466.78 : 25,898,186.85 = 5,134,662.46 : x
  2. Step 2: Convert to fraction form
    17,268,466.78/25,898,186.85 = 5,134,662.46/x
  3. Step 3: Cross multiply
    17,268,466.78x = 25,898,186.85 × 5,134,662.46
  4. Step 4: Simplify right side
    17,268,466.78x = 132,978,447,800,760.66
  5. Step 5: Solve for x
    x = 132,978,447,800,760.66/17,268,466.78
  6. Step 6: Final answer
    x = 7,700,651.68

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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.