Home / 56,691,102-78,233,736.96-33,174,158.88

Finding the Fourth Proportional to 56,691,102, 78,233,736.96 and 33,174,158.88

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Solution

The fourth proportional to 56,691,102, 78,233,736.96 and 33,174,158.88 is: 45,780,348.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,691,102 : 78,233,736.96 = 33,174,158.88 : x
  2. Step 2: Convert to fraction form
    56,691,102/78,233,736.96 = 33,174,158.88/x
  3. Step 3: Cross multiply
    56,691,102x = 78,233,736.96 × 33,174,158.88
  4. Step 4: Simplify right side
    56,691,102x = 2,595,338,419,687,168
  5. Step 5: Solve for x
    x = 2,595,338,419,687,168/56,691,102
  6. Step 6: Final answer
    x = 45,780,348.73

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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.