Home / 20,332,833.69-30,500,231.40-6,685,677.90

Finding the Fourth Proportional to 20,332,833.69, 30,500,231.40 and 6,685,677.90

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Solution

The fourth proportional to 20,332,833.69, 30,500,231.40 and 6,685,677.90 is: 10,028,839.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,332,833.69 : 30,500,231.40 = 6,685,677.90 : x
  2. Step 2: Convert to fraction form
    20,332,833.69/30,500,231.40 = 6,685,677.90/x
  3. Step 3: Cross multiply
    20,332,833.69x = 30,500,231.40 × 6,685,677.90
  4. Step 4: Simplify right side
    20,332,833.69x = 203,914,723,015,866.06
  5. Step 5: Solve for x
    x = 203,914,723,015,866.06/20,332,833.69
  6. Step 6: Final answer
    x = 10,028,839.37

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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.