Home / 55,211,489.60-82,817,234.40-37,992,801.20

Finding the Fourth Proportional to 55,211,489.60, 82,817,234.40 and 37,992,801.20

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Solution

The fourth proportional to 55,211,489.60, 82,817,234.40 and 37,992,801.20 is: 56,989,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,211,489.60 : 82,817,234.40 = 37,992,801.20 : x
  2. Step 2: Convert to fraction form
    55,211,489.60/82,817,234.40 = 37,992,801.20/x
  3. Step 3: Cross multiply
    55,211,489.60x = 82,817,234.40 × 37,992,801.20
  4. Step 4: Simplify right side
    55,211,489.60x = 3,146,458,722,493,002
  5. Step 5: Solve for x
    x = 3,146,458,722,493,002/55,211,489.60
  6. Step 6: Final answer
    x = 56,989,201.80

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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.