Home / 31,599,704.17-47,399,556.18-8,880,601.42

Finding the Fourth Proportional to 31,599,704.17, 47,399,556.18 and 8,880,601.42

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Solution

The fourth proportional to 31,599,704.17, 47,399,556.18 and 8,880,601.42 is: 13,320,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,599,704.17 : 47,399,556.18 = 8,880,601.42 : x
  2. Step 2: Convert to fraction form
    31,599,704.17/47,399,556.18 = 8,880,601.42/x
  3. Step 3: Cross multiply
    31,599,704.17x = 47,399,556.18 × 8,880,601.42
  4. Step 4: Simplify right side
    31,599,704.17x = 420,936,565,682,479.94
  5. Step 5: Solve for x
    x = 420,936,565,682,479.94/31,599,704.17
  6. Step 6: Final answer
    x = 13,320,902.10

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1.5x scale

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.