Home / 27,921,804.10-41,882,706.15-20,747,350.60

Finding the Fourth Proportional to 27,921,804.10, 41,882,706.15 and 20,747,350.60

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Solution

The fourth proportional to 27,921,804.10, 41,882,706.15 and 20,747,350.60 is: 31,121,025.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,921,804.10 : 41,882,706.15 = 20,747,350.60 : x
  2. Step 2: Convert to fraction form
    27,921,804.10/41,882,706.15 = 20,747,350.60/x
  3. Step 3: Cross multiply
    27,921,804.10x = 41,882,706.15 × 20,747,350.60
  4. Step 4: Simplify right side
    27,921,804.10x = 868,955,188,570,826.25
  5. Step 5: Solve for x
    x = 868,955,188,570,826.25/27,921,804.10
  6. Step 6: Final answer
    x = 31,121,025.90

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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.