Home / 31,740,960.98-47,611,015.83-8,711,868.27

Finding the Fourth Proportional to 31,740,960.98, 47,611,015.83 and 8,711,868.27

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Solution

The fourth proportional to 31,740,960.98, 47,611,015.83 and 8,711,868.27 is: 13,067,685.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,740,960.98 : 47,611,015.83 = 8,711,868.27 : x
  2. Step 2: Convert to fraction form
    31,740,960.98/47,611,015.83 = 8,711,868.27/x
  3. Step 3: Cross multiply
    31,740,960.98x = 47,611,015.83 × 8,711,868.27
  4. Step 4: Simplify right side
    31,740,960.98x = 414,780,898,290,386
  5. Step 5: Solve for x
    x = 414,780,898,290,386/31,740,960.98
  6. Step 6: Final answer
    x = 13,067,685.59

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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.