Home / 11,140,251.57-15,378,584.54-7,016,343.39

Finding the Fourth Proportional to 11,140,251.57, 15,378,584.54 and 7,016,343.39

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Solution

The fourth proportional to 11,140,251.57, 15,378,584.54 and 7,016,343.39 is: 9,685,726.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140,251.57 : 15,378,584.54 = 7,016,343.39 : x
  2. Step 2: Convert to fraction form
    11,140,251.57/15,378,584.54 = 7,016,343.39/x
  3. Step 3: Cross multiply
    11,140,251.57x = 15,378,584.54 × 7,016,343.39
  4. Step 4: Simplify right side
    11,140,251.57x = 107,901,429,949,703.47
  5. Step 5: Solve for x
    x = 107,901,429,949,703.47/11,140,251.57
  6. Step 6: Final answer
    x = 9,685,726.51

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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.