Home / 20,104,524.32-30,151,804.20-5,727,716.68

Finding the Fourth Proportional to 20,104,524.32, 30,151,804.20 and 5,727,716.68

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Solution

The fourth proportional to 20,104,524.32, 30,151,804.20 and 5,727,716.68 is: 8,590,155.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,104,524.32 : 30,151,804.20 = 5,727,716.68 : x
  2. Step 2: Convert to fraction form
    20,104,524.32/30,151,804.20 = 5,727,716.68/x
  3. Step 3: Cross multiply
    20,104,524.32x = 30,151,804.20 × 5,727,716.68
  4. Step 4: Simplify right side
    20,104,524.32x = 172,700,991,848,434.03
  5. Step 5: Solve for x
    x = 172,700,991,848,434.03/20,104,524.32
  6. Step 6: Final answer
    x = 8,590,155.58

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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.