Home / 38,435,764.20-57,624,121.80-19,280,268.60

Finding the Fourth Proportional to 38,435,764.20, 57,624,121.80 and 19,280,268.60

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Solution

The fourth proportional to 38,435,764.20, 57,624,121.80 and 19,280,268.60 is: 28,905,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,435,764.20 : 57,624,121.80 = 19,280,268.60 : x
  2. Step 2: Convert to fraction form
    38,435,764.20/57,624,121.80 = 19,280,268.60/x
  3. Step 3: Cross multiply
    38,435,764.20x = 57,624,121.80 × 19,280,268.60
  4. Step 4: Simplify right side
    38,435,764.20x = 1,111,008,546,143,115.50
  5. Step 5: Solve for x
    x = 1,111,008,546,143,115.50/38,435,764.20
  6. Step 6: Final answer
    x = 28,905,592.73

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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.