Home / 16,784,100.90-23,162,025.26-9,441,939.20

Finding the Fourth Proportional to 16,784,100.90, 23,162,025.26 and 9,441,939.20

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Solution

The fourth proportional to 16,784,100.90, 23,162,025.26 and 9,441,939.20 is: 13,029,856.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,784,100.90 : 23,162,025.26 = 9,441,939.20 : x
  2. Step 2: Convert to fraction form
    16,784,100.90/23,162,025.26 = 9,441,939.20/x
  3. Step 3: Cross multiply
    16,784,100.90x = 23,162,025.26 × 9,441,939.20
  4. Step 4: Simplify right side
    16,784,100.90x = 218,694,434,161,578.91
  5. Step 5: Solve for x
    x = 218,694,434,161,578.91/16,784,100.90
  6. Step 6: Final answer
    x = 13,029,856.97

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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.