Home / 41,247,262.80-61,870,894.20-20,769,069.60

Finding the Fourth Proportional to 41,247,262.80, 61,870,894.20 and 20,769,069.60

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Solution

The fourth proportional to 41,247,262.80, 61,870,894.20 and 20,769,069.60 is: 31,153,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,247,262.80 : 61,870,894.20 = 20,769,069.60 : x
  2. Step 2: Convert to fraction form
    41,247,262.80/61,870,894.20 = 20,769,069.60/x
  3. Step 3: Cross multiply
    41,247,262.80x = 61,870,894.20 × 20,769,069.60
  4. Step 4: Simplify right side
    41,247,262.80x = 1,285,000,907,854,036.50
  5. Step 5: Solve for x
    x = 1,285,000,907,854,036.50/41,247,262.80
  6. Step 6: Final answer
    x = 31,153,604.40

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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.