Home / 11,085,891.70-16,628,837.55-7,303,645.30

Finding the Fourth Proportional to 11,085,891.70, 16,628,837.55 and 7,303,645.30

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Solution

The fourth proportional to 11,085,891.70, 16,628,837.55 and 7,303,645.30 is: 10,955,467.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085,891.70 : 16,628,837.55 = 7,303,645.30 : x
  2. Step 2: Convert to fraction form
    11,085,891.70/16,628,837.55 = 7,303,645.30/x
  3. Step 3: Cross multiply
    11,085,891.70x = 16,628,837.55 × 7,303,645.30
  4. Step 4: Simplify right side
    11,085,891.70x = 121,451,131,216,521.02
  5. Step 5: Solve for x
    x = 121,451,131,216,521.02/11,085,891.70
  6. Step 6: Final answer
    x = 10,955,467.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.