Home / 11,639,786.58-16,057,342.32-9,043,700.94

Finding the Fourth Proportional to 11,639,786.58, 16,057,342.32 and 9,043,700.94

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Solution

The fourth proportional to 11,639,786.58, 16,057,342.32 and 9,043,700.94 is: 12,475,984.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639,786.58 : 16,057,342.32 = 9,043,700.94 : x
  2. Step 2: Convert to fraction form
    11,639,786.58/16,057,342.32 = 9,043,700.94/x
  3. Step 3: Cross multiply
    11,639,786.58x = 16,057,342.32 × 9,043,700.94
  4. Step 4: Simplify right side
    11,639,786.58x = 145,217,801,833,285.78
  5. Step 5: Solve for x
    x = 145,217,801,833,285.78/11,639,786.58
  6. Step 6: Final answer
    x = 12,475,984.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.