Home / 10,510,071.92-15,757,541.76-6,458,188.26

Finding the Fourth Proportional to 10,510,071.92, 15,757,541.76 and 6,458,188.26

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Solution

The fourth proportional to 10,510,071.92, 15,757,541.76 and 6,458,188.26 is: 9,682,633.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510,071.92 : 15,757,541.76 = 6,458,188.26 : x
  2. Step 2: Convert to fraction form
    10,510,071.92/15,757,541.76 = 6,458,188.26/x
  3. Step 3: Cross multiply
    10,510,071.92x = 15,757,541.76 × 6,458,188.26
  4. Step 4: Simplify right side
    10,510,071.92x = 101,765,171,200,891.73
  5. Step 5: Solve for x
    x = 101,765,171,200,891.73/10,510,071.92
  6. Step 6: Final answer
    x = 9,682,633.19

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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.