Home / 31,915,311.60-47,879,693.10-10,348,231.80

Finding the Fourth Proportional to 31,915,311.60, 47,879,693.10 and 10,348,231.80

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Solution

The fourth proportional to 31,915,311.60, 47,879,693.10 and 10,348,231.80 is: 15,524,528.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,915,311.60 : 47,879,693.10 = 10,348,231.80 : x
  2. Step 2: Convert to fraction form
    31,915,311.60/47,879,693.10 = 10,348,231.80/x
  3. Step 3: Cross multiply
    31,915,311.60x = 47,879,693.10 × 10,348,231.80
  4. Step 4: Simplify right side
    31,915,311.60x = 495,470,162,711,660.62
  5. Step 5: Solve for x
    x = 495,470,162,711,660.62/31,915,311.60
  6. Step 6: Final answer
    x = 15,524,528.44

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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.