Home / 5,355,276.16-7,388,433.76-3,422,668

Finding the Fourth Proportional to 5,355,276.16, 7,388,433.76 and 3,422,668

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Solution

The fourth proportional to 5,355,276.16, 7,388,433.76 and 3,422,668 is: 4,722,101.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,276.16 : 7,388,433.76 = 3,422,668 : x
  2. Step 2: Convert to fraction form
    5,355,276.16/7,388,433.76 = 3,422,668/x
  3. Step 3: Cross multiply
    5,355,276.16x = 7,388,433.76 × 3,422,668
  4. Step 4: Simplify right side
    5,355,276.16x = 25,288,155,800,471.68
  5. Step 5: Solve for x
    x = 25,288,155,800,471.68/5,355,276.16
  6. Step 6: Final answer
    x = 4,722,101.17

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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.