Home / 35,969,858.07-49,635,405.09-20,288,018.31

Finding the Fourth Proportional to 35,969,858.07, 49,635,405.09 and 20,288,018.31

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Solution

The fourth proportional to 35,969,858.07, 49,635,405.09 and 20,288,018.31 is: 27,995,773.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,969,858.07 : 49,635,405.09 = 20,288,018.31 : x
  2. Step 2: Convert to fraction form
    35,969,858.07/49,635,405.09 = 20,288,018.31/x
  3. Step 3: Cross multiply
    35,969,858.07x = 49,635,405.09 × 20,288,018.31
  4. Step 4: Simplify right side
    35,969,858.07x = 1,007,004,007,290,187.25
  5. Step 5: Solve for x
    x = 1,007,004,007,290,187.25/35,969,858.07
  6. Step 6: Final answer
    x = 27,995,773.72

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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.