Home / 20,120,696.94-27,766,482.80-11,298,923.96

Finding the Fourth Proportional to 20,120,696.94, 27,766,482.80 and 11,298,923.96

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Solution

The fourth proportional to 20,120,696.94, 27,766,482.80 and 11,298,923.96 is: 15,592,470.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,120,696.94 : 27,766,482.80 = 11,298,923.96 : x
  2. Step 2: Convert to fraction form
    20,120,696.94/27,766,482.80 = 11,298,923.96/x
  3. Step 3: Cross multiply
    20,120,696.94x = 27,766,482.80 × 11,298,923.96
  4. Step 4: Simplify right side
    20,120,696.94x = 313,731,377,793,847.94
  5. Step 5: Solve for x
    x = 313,731,377,793,847.94/20,120,696.94
  6. Step 6: Final answer
    x = 15,592,470.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.