Home / 31,592,942.91-47,391,251.45-8,875,611.63

Finding the Fourth Proportional to 31,592,942.91, 47,391,251.45 and 8,875,611.63

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Solution

The fourth proportional to 31,592,942.91, 47,391,251.45 and 8,875,611.63 is: 13,313,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,592,942.91 : 47,391,251.45 = 8,875,611.63 : x
  2. Step 2: Convert to fraction form
    31,592,942.91/47,391,251.45 = 8,875,611.63/x
  3. Step 3: Cross multiply
    31,592,942.91x = 47,391,251.45 × 8,875,611.63
  4. Step 4: Simplify right side
    31,592,942.91x = 420,626,342,485,496.38
  5. Step 5: Solve for x
    x = 420,626,342,485,496.38/31,592,942.91
  6. Step 6: Final answer
    x = 13,313,933.55

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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.