Home / 9,052,755.30-12,491,857.53-5,185,439.46

Finding the Fourth Proportional to 9,052,755.30, 12,491,857.53 and 5,185,439.46

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Solution

The fourth proportional to 9,052,755.30, 12,491,857.53 and 5,185,439.46 is: 7,155,365.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,052,755.30 : 12,491,857.53 = 5,185,439.46 : x
  2. Step 2: Convert to fraction form
    9,052,755.30/12,491,857.53 = 5,185,439.46/x
  3. Step 3: Cross multiply
    9,052,755.30x = 12,491,857.53 × 5,185,439.46
  4. Step 4: Simplify right side
    9,052,755.30x = 64,775,770,964,760.13
  5. Step 5: Solve for x
    x = 64,775,770,964,760.13/9,052,755.30
  6. Step 6: Final answer
    x = 7,155,365.28

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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.