Home / 37,171,164.81-51,293,200.07-21,491,195.32

Finding the Fourth Proportional to 37,171,164.81, 51,293,200.07 and 21,491,195.32

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Solution

The fourth proportional to 37,171,164.81, 51,293,200.07 and 21,491,195.32 is: 29,656,110.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,171,164.81 : 51,293,200.07 = 21,491,195.32 : x
  2. Step 2: Convert to fraction form
    37,171,164.81/51,293,200.07 = 21,491,195.32/x
  3. Step 3: Cross multiply
    37,171,164.81x = 51,293,200.07 × 21,491,195.32
  4. Step 4: Simplify right side
    37,171,164.81x = 1,102,352,181,292,207.75
  5. Step 5: Solve for x
    x = 1,102,352,181,292,207.75/37,171,164.81
  6. Step 6: Final answer
    x = 29,656,110.78

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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.