Home / 31,522,057.38-47,279,172.51-8,494,792.38

Finding the Fourth Proportional to 31,522,057.38, 47,279,172.51 and 8,494,792.38

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Solution

The fourth proportional to 31,522,057.38, 47,279,172.51 and 8,494,792.38 is: 12,741,133.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,522,057.38 : 47,279,172.51 = 8,494,792.38 : x
  2. Step 2: Convert to fraction form
    31,522,057.38/47,279,172.51 = 8,494,792.38/x
  3. Step 3: Cross multiply
    31,522,057.38x = 47,279,172.51 × 8,494,792.38
  4. Step 4: Simplify right side
    31,522,057.38x = 401,626,754,370,653.50
  5. Step 5: Solve for x
    x = 401,626,754,370,653.50/31,522,057.38
  6. Step 6: Final answer
    x = 12,741,133.92

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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.