Home / 22,504,210.68-31,055,782.68-12,190,976.40

Finding the Fourth Proportional to 22,504,210.68, 31,055,782.68 and 12,190,976.40

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Solution

The fourth proportional to 22,504,210.68, 31,055,782.68 and 12,190,976.40 is: 16,823,532.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,504,210.68 : 31,055,782.68 = 12,190,976.40 : x
  2. Step 2: Convert to fraction form
    22,504,210.68/31,055,782.68 = 12,190,976.40/x
  3. Step 3: Cross multiply
    22,504,210.68x = 31,055,782.68 × 12,190,976.40
  4. Step 4: Simplify right side
    22,504,210.68x = 378,600,313,735,408.75
  5. Step 5: Solve for x
    x = 378,600,313,735,408.75/22,504,210.68
  6. Step 6: Final answer
    x = 16,823,532.23

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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.