Home / 31,954,902.20-47,932,353.30-30,317,276.60

Finding the Fourth Proportional to 31,954,902.20, 47,932,353.30 and 30,317,276.60

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Solution

The fourth proportional to 31,954,902.20, 47,932,353.30 and 30,317,276.60 is: 45,475,914.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,954,902.20 : 47,932,353.30 = 30,317,276.60 : x
  2. Step 2: Convert to fraction form
    31,954,902.20/47,932,353.30 = 30,317,276.60/x
  3. Step 3: Cross multiply
    31,954,902.20x = 47,932,353.30 × 30,317,276.60
  4. Step 4: Simplify right side
    31,954,902.20x = 1,453,178,413,085,022.75
  5. Step 5: Solve for x
    x = 1,453,178,413,085,022.75/31,954,902.20
  6. Step 6: Final answer
    x = 45,475,914.90

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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.