Home / 12,517,082.27-17,268,071.09-7,552,754.57

Finding the Fourth Proportional to 12,517,082.27, 17,268,071.09 and 7,552,754.57

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Solution

The fourth proportional to 12,517,082.27, 17,268,071.09 and 7,552,754.57 is: 10,419,481.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,517,082.27 : 17,268,071.09 = 7,552,754.57 : x
  2. Step 2: Convert to fraction form
    12,517,082.27/17,268,071.09 = 7,552,754.57/x
  3. Step 3: Cross multiply
    12,517,082.27x = 17,268,071.09 × 7,552,754.57
  4. Step 4: Simplify right side
    12,517,082.27x = 130,421,502,802,318.62
  5. Step 5: Solve for x
    x = 130,421,502,802,318.62/12,517,082.27
  6. Step 6: Final answer
    x = 10,419,481.15

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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.