Home / 5,377,260.88-7,417,229.76-3,200,178.40

Finding the Fourth Proportional to 5,377,260.88, 7,417,229.76 and 3,200,178.40

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Solution

The fourth proportional to 5,377,260.88, 7,417,229.76 and 3,200,178.40 is: 4,414,228.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,260.88 : 7,417,229.76 = 3,200,178.40 : x
  2. Step 2: Convert to fraction form
    5,377,260.88/7,417,229.76 = 3,200,178.40/x
  3. Step 3: Cross multiply
    5,377,260.88x = 7,417,229.76 × 3,200,178.40
  4. Step 4: Simplify right side
    5,377,260.88x = 23,736,458,465,789.18
  5. Step 5: Solve for x
    x = 23,736,458,465,789.18/5,377,260.88
  6. Step 6: Final answer
    x = 4,414,228.54

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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.