Home / 54,978,445.72-75,861,151.84-31,775,733.28

Finding the Fourth Proportional to 54,978,445.72, 75,861,151.84 and 31,775,733.28

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Solution

The fourth proportional to 54,978,445.72, 75,861,151.84 and 31,775,733.28 is: 43,845,250.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,978,445.72 : 75,861,151.84 = 31,775,733.28 : x
  2. Step 2: Convert to fraction form
    54,978,445.72/75,861,151.84 = 31,775,733.28/x
  3. Step 3: Cross multiply
    54,978,445.72x = 75,861,151.84 × 31,775,733.28
  4. Step 4: Simplify right side
    54,978,445.72x = 2,410,543,727,181,421.50
  5. Step 5: Solve for x
    x = 2,410,543,727,181,421.50/54,978,445.72
  6. Step 6: Final answer
    x = 43,845,250.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.