Home / 43,511,464.78-65,274,632.97-17,938,494.70

Finding the Fourth Proportional to 43,511,464.78, 65,274,632.97 and 17,938,494.70

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Solution

The fourth proportional to 43,511,464.78, 65,274,632.97 and 17,938,494.70 is: 26,910,807.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,511,464.78 : 65,274,632.97 = 17,938,494.70 : x
  2. Step 2: Convert to fraction form
    43,511,464.78/65,274,632.97 = 17,938,494.70/x
  3. Step 3: Cross multiply
    43,511,464.78x = 65,274,632.97 × 17,938,494.70
  4. Step 4: Simplify right side
    43,511,464.78x = 1,170,928,657,576,790.25
  5. Step 5: Solve for x
    x = 1,170,928,657,576,790.25/43,511,464.78
  6. Step 6: Final answer
    x = 26,910,807.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.