Home / 45,990,703.41-69,004,458.72-18,699,093.96

Finding the Fourth Proportional to 45,990,703.41, 69,004,458.72 and 18,699,093.96

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Solution

The fourth proportional to 45,990,703.41, 69,004,458.72 and 18,699,093.96 is: 28,056,123.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,990,703.41 : 69,004,458.72 = 18,699,093.96 : x
  2. Step 2: Convert to fraction form
    45,990,703.41/69,004,458.72 = 18,699,093.96/x
  3. Step 3: Cross multiply
    45,990,703.41x = 69,004,458.72 × 18,699,093.96
  4. Step 4: Simplify right side
    45,990,703.41x = 1,290,320,857,264,221.25
  5. Step 5: Solve for x
    x = 1,290,320,857,264,221.25/45,990,703.41
  6. Step 6: Final answer
    x = 28,056,123.56

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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.