Home / 5,121,338.39-7,059,238.71-3,466,963.78

Finding the Fourth Proportional to 5,121,338.39, 7,059,238.71 and 3,466,963.78

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Solution

The fourth proportional to 5,121,338.39, 7,059,238.71 and 3,466,963.78 is: 4,778,853.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,338.39 : 7,059,238.71 = 3,466,963.78 : x
  2. Step 2: Convert to fraction form
    5,121,338.39/7,059,238.71 = 3,466,963.78/x
  3. Step 3: Cross multiply
    5,121,338.39x = 7,059,238.71 × 3,466,963.78
  4. Step 4: Simplify right side
    5,121,338.39x = 24,474,124,921,943.92
  5. Step 5: Solve for x
    x = 24,474,124,921,943.92/5,121,338.39
  6. Step 6: Final answer
    x = 4,778,853.31

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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.