Home / 20,005,935.69-27,608,323.78-10,838,578.44

Finding the Fourth Proportional to 20,005,935.69, 27,608,323.78 and 10,838,578.44

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Solution

The fourth proportional to 20,005,935.69, 27,608,323.78 and 10,838,578.44 is: 14,957,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,005,935.69 : 27,608,323.78 = 10,838,578.44 : x
  2. Step 2: Convert to fraction form
    20,005,935.69/27,608,323.78 = 10,838,578.44/x
  3. Step 3: Cross multiply
    20,005,935.69x = 27,608,323.78 × 10,838,578.44
  4. Step 4: Simplify right side
    20,005,935.69x = 299,234,982,886,447.31
  5. Step 5: Solve for x
    x = 299,234,982,886,447.31/20,005,935.69
  6. Step 6: Final answer
    x = 14,957,310.05

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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.