Home / 28,800,709.92-43,201,106.46-11,761,382.86

Finding the Fourth Proportional to 28,800,709.92, 43,201,106.46 and 11,761,382.86

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Solution

The fourth proportional to 28,800,709.92, 43,201,106.46 and 11,761,382.86 is: 17,642,091.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,800,709.92 : 43,201,106.46 = 11,761,382.86 : x
  2. Step 2: Convert to fraction form
    28,800,709.92/43,201,106.46 = 11,761,382.86/x
  3. Step 3: Cross multiply
    28,800,709.92x = 43,201,106.46 × 11,761,382.86
  4. Step 4: Simplify right side
    28,800,709.92x = 508,104,753,051,679.25
  5. Step 5: Solve for x
    x = 508,104,753,051,679.25/28,800,709.92
  6. Step 6: Final answer
    x = 17,642,091.27

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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.