Home / 33,054,007.80-49,581,011.70-20,120,964.60

Finding the Fourth Proportional to 33,054,007.80, 49,581,011.70 and 20,120,964.60

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Solution

The fourth proportional to 33,054,007.80, 49,581,011.70 and 20,120,964.60 is: 30,181,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,054,007.80 : 49,581,011.70 = 20,120,964.60 : x
  2. Step 2: Convert to fraction form
    33,054,007.80/49,581,011.70 = 20,120,964.60/x
  3. Step 3: Cross multiply
    33,054,007.80x = 49,581,011.70 × 20,120,964.60
  4. Step 4: Simplify right side
    33,054,007.80x = 997,617,781,247,886
  5. Step 5: Solve for x
    x = 997,617,781,247,886/33,054,007.80
  6. Step 6: Final answer
    x = 30,181,446.90

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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.