Home / 10,861,072.30-16,286,797.05-3,670,653.70

Finding the Fourth Proportional to 10,861,072.30, 16,286,797.05 and 3,670,653.70

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Solution

The fourth proportional to 10,861,072.30, 16,286,797.05 and 3,670,653.70 is: 5,504,354.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,072.30 : 16,286,797.05 = 3,670,653.70 : x
  2. Step 2: Convert to fraction form
    10,861,072.30/16,286,797.05 = 3,670,653.70/x
  3. Step 3: Cross multiply
    10,861,072.30x = 16,286,797.05 × 3,670,653.70
  4. Step 4: Simplify right side
    10,861,072.30x = 59,783,191,852,731.59
  5. Step 5: Solve for x
    x = 59,783,191,852,731.59/10,861,072.30
  6. Step 6: Final answer
    x = 5,504,354.47

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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.