Home / 16,870,716.40-25,289,033.28-6,642,752.44

Finding the Fourth Proportional to 16,870,716.40, 25,289,033.28 and 6,642,752.44

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Solution

The fourth proportional to 16,870,716.40, 25,289,033.28 and 6,642,752.44 is: 9,957,418.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,870,716.40 : 25,289,033.28 = 6,642,752.44 : x
  2. Step 2: Convert to fraction form
    16,870,716.40/25,289,033.28 = 6,642,752.44/x
  3. Step 3: Cross multiply
    16,870,716.40x = 25,289,033.28 × 6,642,752.44
  4. Step 4: Simplify right side
    16,870,716.40x = 167,988,787,525,961.22
  5. Step 5: Solve for x
    x = 167,988,787,525,961.22/16,870,716.40
  6. Step 6: Final answer
    x = 9,957,418.73

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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.