Home / 13,200,466.92-19,800,716.16-3,615,928.08

Finding the Fourth Proportional to 13,200,466.92, 19,800,716.16 and 3,615,928.08

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Solution

The fourth proportional to 13,200,466.92, 19,800,716.16 and 3,615,928.08 is: 5,423,896.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,200,466.92 : 19,800,716.16 = 3,615,928.08 : x
  2. Step 2: Convert to fraction form
    13,200,466.92/19,800,716.16 = 3,615,928.08/x
  3. Step 3: Cross multiply
    13,200,466.92x = 19,800,716.16 × 3,615,928.08
  4. Step 4: Simplify right side
    13,200,466.92x = 71,597,965,567,053.78
  5. Step 5: Solve for x
    x = 71,597,965,567,053.78/13,200,466.92
  6. Step 6: Final answer
    x = 5,423,896.44

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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.