Home / 33,780,390.36-46,615,689.78-18,310,142.88

Finding the Fourth Proportional to 33,780,390.36, 46,615,689.78 and 18,310,142.88

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Solution

The fourth proportional to 33,780,390.36, 46,615,689.78 and 18,310,142.88 is: 25,267,320.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,780,390.36 : 46,615,689.78 = 18,310,142.88 : x
  2. Step 2: Convert to fraction form
    33,780,390.36/46,615,689.78 = 18,310,142.88/x
  3. Step 3: Cross multiply
    33,780,390.36x = 46,615,689.78 × 18,310,142.88
  4. Step 4: Simplify right side
    33,780,390.36x = 853,539,940,321,555.75
  5. Step 5: Solve for x
    x = 853,539,940,321,555.75/33,780,390.36
  6. Step 6: Final answer
    x = 25,267,320.22

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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.