Home / 57,015,261.39-78,681,677.29-33,494,789.55

Finding the Fourth Proportional to 57,015,261.39, 78,681,677.29 and 33,494,789.55

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Solution

The fourth proportional to 57,015,261.39, 78,681,677.29 and 33,494,789.55 is: 46,223,171.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,015,261.39 : 78,681,677.29 = 33,494,789.55 : x
  2. Step 2: Convert to fraction form
    57,015,261.39/78,681,677.29 = 33,494,789.55/x
  3. Step 3: Cross multiply
    57,015,261.39x = 78,681,677.29 × 33,494,789.55
  4. Step 4: Simplify right side
    57,015,261.39x = 2,635,426,222,185,827
  5. Step 5: Solve for x
    x = 2,635,426,222,185,827/57,015,261.39
  6. Step 6: Final answer
    x = 46,223,171.80

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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.