Home / 30,008,912.09-41,412,497.49-16,257,876.22

Finding the Fourth Proportional to 30,008,912.09, 41,412,497.49 and 16,257,876.22

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Solution

The fourth proportional to 30,008,912.09, 41,412,497.49 and 16,257,876.22 is: 22,435,976.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,008,912.09 : 41,412,497.49 = 16,257,876.22 : x
  2. Step 2: Convert to fraction form
    30,008,912.09/41,412,497.49 = 16,257,876.22/x
  3. Step 3: Cross multiply
    30,008,912.09x = 41,412,497.49 × 16,257,876.22
  4. Step 4: Simplify right side
    30,008,912.09x = 673,279,258,153,480.75
  5. Step 5: Solve for x
    x = 673,279,258,153,480.75/30,008,912.09
  6. Step 6: Final answer
    x = 22,435,976.89

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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.