Home / 16,909,511.28-25,368,843.22-12,057,947.03

Finding the Fourth Proportional to 16,909,511.28, 25,368,843.22 and 12,057,947.03

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Solution

The fourth proportional to 16,909,511.28, 25,368,843.22 and 12,057,947.03 is: 18,090,183.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909,511.28 : 25,368,843.22 = 12,057,947.03 : x
  2. Step 2: Convert to fraction form
    16,909,511.28/25,368,843.22 = 12,057,947.03/x
  3. Step 3: Cross multiply
    16,909,511.28x = 25,368,843.22 × 12,057,947.03
  4. Step 4: Simplify right side
    16,909,511.28x = 305,896,167,759,134.62
  5. Step 5: Solve for x
    x = 305,896,167,759,134.62/16,909,511.28
  6. Step 6: Final answer
    x = 18,090,183.84

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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.