Home / 45,990,701.91-69,004,456.47-18,699,092.46

Finding the Fourth Proportional to 45,990,701.91, 69,004,456.47 and 18,699,092.46

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Solution

The fourth proportional to 45,990,701.91, 69,004,456.47 and 18,699,092.46 is: 28,056,121.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,990,701.91 : 69,004,456.47 = 18,699,092.46 : x
  2. Step 2: Convert to fraction form
    45,990,701.91/69,004,456.47 = 18,699,092.46/x
  3. Step 3: Cross multiply
    45,990,701.91x = 69,004,456.47 × 18,699,092.46
  4. Step 4: Simplify right side
    45,990,701.91x = 1,290,320,711,684,575.25
  5. Step 5: Solve for x
    x = 1,290,320,711,684,575.25/45,990,701.91
  6. Step 6: Final answer
    x = 28,056,121.30

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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.