Home / 7,107,836.38-9,808,815.32-3,844,649.68

Finding the Fourth Proportional to 7,107,836.38, 9,808,815.32 and 3,844,649.68

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Solution

The fourth proportional to 7,107,836.38, 9,808,815.32 and 3,844,649.68 is: 5,305,617.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,107,836.38 : 9,808,815.32 = 3,844,649.68 : x
  2. Step 2: Convert to fraction form
    7,107,836.38/9,808,815.32 = 3,844,649.68/x
  3. Step 3: Cross multiply
    7,107,836.38x = 9,808,815.32 × 3,844,649.68
  4. Step 4: Simplify right side
    7,107,836.38x = 37,711,458,681,217.10
  5. Step 5: Solve for x
    x = 37,711,458,681,217.10/7,107,836.38
  6. Step 6: Final answer
    x = 5,305,617.16

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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.