Home / 33,009,164.80-49,401,772.80-28,978,086.40

Finding the Fourth Proportional to 33,009,164.80, 49,401,772.80 and 28,978,086.40

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Solution

The fourth proportional to 33,009,164.80, 49,401,772.80 and 28,978,086.40 is: 43,368,829.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,009,164.80 : 49,401,772.80 = 28,978,086.40 : x
  2. Step 2: Convert to fraction form
    33,009,164.80/49,401,772.80 = 28,978,086.40/x
  3. Step 3: Cross multiply
    33,009,164.80x = 49,401,772.80 × 28,978,086.40
  4. Step 4: Simplify right side
    33,009,164.80x = 1,431,568,840,511,569.75
  5. Step 5: Solve for x
    x = 1,431,568,840,511,569.75/33,009,164.80
  6. Step 6: Final answer
    x = 43,368,829.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.