Home / 31,483,591.26-43,458,225.75-18,435,044.22

Finding the Fourth Proportional to 31,483,591.26, 43,458,225.75 and 18,435,044.22

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Solution

The fourth proportional to 31,483,591.26, 43,458,225.75 and 18,435,044.22 is: 25,446,725.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,483,591.26 : 43,458,225.75 = 18,435,044.22 : x
  2. Step 2: Convert to fraction form
    31,483,591.26/43,458,225.75 = 18,435,044.22/x
  3. Step 3: Cross multiply
    31,483,591.26x = 43,458,225.75 × 18,435,044.22
  4. Step 4: Simplify right side
    31,483,591.26x = 801,154,313,423,992.62
  5. Step 5: Solve for x
    x = 801,154,313,423,992.62/31,483,591.26
  6. Step 6: Final answer
    x = 25,446,725.78

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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.