Home / 33,054,010.80-49,581,016.20-20,120,967.60

Finding the Fourth Proportional to 33,054,010.80, 49,581,016.20 and 20,120,967.60

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Solution

The fourth proportional to 33,054,010.80, 49,581,016.20 and 20,120,967.60 is: 30,181,451.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,054,010.80 : 49,581,016.20 = 20,120,967.60 : x
  2. Step 2: Convert to fraction form
    33,054,010.80/49,581,016.20 = 20,120,967.60/x
  3. Step 3: Cross multiply
    33,054,010.80x = 49,581,016.20 × 20,120,967.60
  4. Step 4: Simplify right side
    33,054,010.80x = 997,618,020,535,275.25
  5. Step 5: Solve for x
    x = 997,618,020,535,275.25/33,054,010.80
  6. Step 6: Final answer
    x = 30,181,451.40

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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.