Home / 20,512,570.26-30,755,187.45-11,294,884.47

Finding the Fourth Proportional to 20,512,570.26, 30,755,187.45 and 11,294,884.47

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Solution

The fourth proportional to 20,512,570.26, 30,755,187.45 and 11,294,884.47 is: 16,934,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,512,570.26 : 30,755,187.45 = 11,294,884.47 : x
  2. Step 2: Convert to fraction form
    20,512,570.26/30,755,187.45 = 11,294,884.47/x
  3. Step 3: Cross multiply
    20,512,570.26x = 30,755,187.45 × 11,294,884.47
  4. Step 4: Simplify right side
    20,512,570.26x = 347,376,289,100,943.94
  5. Step 5: Solve for x
    x = 347,376,289,100,943.94/20,512,570.26
  6. Step 6: Final answer
    x = 16,934,800.70

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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.