Home / 57,015,262.89-78,681,679.37-33,494,791.05

Finding the Fourth Proportional to 57,015,262.89, 78,681,679.37 and 33,494,791.05

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Solution

The fourth proportional to 57,015,262.89, 78,681,679.37 and 33,494,791.05 is: 46,223,173.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,015,262.89 : 78,681,679.37 = 33,494,791.05 : x
  2. Step 2: Convert to fraction form
    57,015,262.89/78,681,679.37 = 33,494,791.05/x
  3. Step 3: Cross multiply
    57,015,262.89x = 78,681,679.37 × 33,494,791.05
  4. Step 4: Simplify right side
    57,015,262.89x = 2,635,426,409,793,771.50
  5. Step 5: Solve for x
    x = 2,635,426,409,793,771.50/57,015,262.89
  6. Step 6: Final answer
    x = 46,223,173.87

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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.