Home / 57,479,620.80-86,219,431.20-48,870,276.60

Finding the Fourth Proportional to 57,479,620.80, 86,219,431.20 and 48,870,276.60

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Solution

The fourth proportional to 57,479,620.80, 86,219,431.20 and 48,870,276.60 is: 73,305,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,479,620.80 : 86,219,431.20 = 48,870,276.60 : x
  2. Step 2: Convert to fraction form
    57,479,620.80/86,219,431.20 = 48,870,276.60/x
  3. Step 3: Cross multiply
    57,479,620.80x = 86,219,431.20 × 48,870,276.60
  4. Step 4: Simplify right side
    57,479,620.80x = 4,213,567,451,038,670
  5. Step 5: Solve for x
    x = 4,213,567,451,038,670/57,479,620.80
  6. Step 6: Final answer
    x = 73,305,414.90

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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.