Home / 6,458,857.28-8,914,474.72-3,707,173.92

Finding the Fourth Proportional to 6,458,857.28, 8,914,474.72 and 3,707,173.92

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Solution

The fourth proportional to 6,458,857.28, 8,914,474.72 and 3,707,173.92 is: 5,116,618.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,458,857.28 : 8,914,474.72 = 3,707,173.92 : x
  2. Step 2: Convert to fraction form
    6,458,857.28/8,914,474.72 = 3,707,173.92/x
  3. Step 3: Cross multiply
    6,458,857.28x = 8,914,474.72 × 3,707,173.92
  4. Step 4: Simplify right side
    6,458,857.28x = 33,047,508,192,483.30
  5. Step 5: Solve for x
    x = 33,047,508,192,483.30/6,458,857.28
  6. Step 6: Final answer
    x = 5,116,618.43

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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.