Home / 42,235,242.33-63,362,194.67-15,308,198.49

Finding the Fourth Proportional to 42,235,242.33, 63,362,194.67 and 15,308,198.49

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Solution

The fourth proportional to 42,235,242.33, 63,362,194.67 and 15,308,198.49 is: 22,965,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,235,242.33 : 63,362,194.67 = 15,308,198.49 : x
  2. Step 2: Convert to fraction form
    42,235,242.33/63,362,194.67 = 15,308,198.49/x
  3. Step 3: Cross multiply
    42,235,242.33x = 63,362,194.67 × 15,308,198.49
  4. Step 4: Simplify right side
    42,235,242.33x = 969,961,052,693,839
  5. Step 5: Solve for x
    x = 969,961,052,693,839/42,235,242.33
  6. Step 6: Final answer
    x = 22,965,679.83

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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.