Home / 15,550,205-21,463,550.97-9,025,936.39

Finding the Fourth Proportional to 15,550,205, 21,463,550.97 and 9,025,936.39

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Solution

The fourth proportional to 15,550,205, 21,463,550.97 and 9,025,936.39 is: 12,458,269.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550,205 : 21,463,550.97 = 9,025,936.39 : x
  2. Step 2: Convert to fraction form
    15,550,205/21,463,550.97 = 9,025,936.39/x
  3. Step 3: Cross multiply
    15,550,205x = 21,463,550.97 × 9,025,936.39
  4. Step 4: Simplify right side
    15,550,205x = 193,728,645,651,425.03
  5. Step 5: Solve for x
    x = 193,728,645,651,425.03/15,550,205
  6. Step 6: Final answer
    x = 12,458,269.56

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1.5x scale

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.