Home / 20,469,249.28-28,224,534.90-16,736,433.94

Finding the Fourth Proportional to 20,469,249.28, 28,224,534.90 and 16,736,433.94

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Solution

The fourth proportional to 20,469,249.28, 28,224,534.90 and 16,736,433.94 is: 23,077,449.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,469,249.28 : 28,224,534.90 = 16,736,433.94 : x
  2. Step 2: Convert to fraction form
    20,469,249.28/28,224,534.90 = 16,736,433.94/x
  3. Step 3: Cross multiply
    20,469,249.28x = 28,224,534.90 × 16,736,433.94
  4. Step 4: Simplify right side
    20,469,249.28x = 472,378,063,844,991.06
  5. Step 5: Solve for x
    x = 472,378,063,844,991.06/20,469,249.28
  6. Step 6: Final answer
    x = 23,077,449.37

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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.