Home / 49,447,197.78-68,235,840.21-27,420,641.38

Finding the Fourth Proportional to 49,447,197.78, 68,235,840.21 and 27,420,641.38

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Solution

The fourth proportional to 49,447,197.78, 68,235,840.21 and 27,420,641.38 is: 37,839,768.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,447,197.78 : 68,235,840.21 = 27,420,641.38 : x
  2. Step 2: Convert to fraction form
    49,447,197.78/68,235,840.21 = 27,420,641.38/x
  3. Step 3: Cross multiply
    49,447,197.78x = 68,235,840.21 × 27,420,641.38
  4. Step 4: Simplify right side
    49,447,197.78x = 1,871,070,503,661,393.75
  5. Step 5: Solve for x
    x = 1,871,070,503,661,393.75/49,447,197.78
  6. Step 6: Final answer
    x = 37,839,768.23

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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.