Home / 33,780,418.92-46,615,729.32-18,310,171.32

Finding the Fourth Proportional to 33,780,418.92, 46,615,729.32 and 18,310,171.32

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Solution

The fourth proportional to 33,780,418.92, 46,615,729.32 and 18,310,171.32 is: 25,267,359.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,780,418.92 : 46,615,729.32 = 18,310,171.32 : x
  2. Step 2: Convert to fraction form
    33,780,418.92/46,615,729.32 = 18,310,171.32/x
  3. Step 3: Cross multiply
    33,780,418.92x = 46,615,729.32 × 18,310,171.32
  4. Step 4: Simplify right side
    33,780,418.92x = 853,541,990,055,947.12
  5. Step 5: Solve for x
    x = 853,541,990,055,947.12/33,780,418.92
  6. Step 6: Final answer
    x = 25,267,359.53

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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.