Home / 12,928,193.70-19,383,433.20-6,108,034.20

Finding the Fourth Proportional to 12,928,193.70, 19,383,433.20 and 6,108,034.20

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Solution

The fourth proportional to 12,928,193.70, 19,383,433.20 and 6,108,034.20 is: 9,157,866.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,928,193.70 : 19,383,433.20 = 6,108,034.20 : x
  2. Step 2: Convert to fraction form
    12,928,193.70/19,383,433.20 = 6,108,034.20/x
  3. Step 3: Cross multiply
    12,928,193.70x = 19,383,433.20 × 6,108,034.20
  4. Step 4: Simplify right side
    12,928,193.70x = 118,394,672,899,015.44
  5. Step 5: Solve for x
    x = 118,394,672,899,015.44/12,928,193.70
  6. Step 6: Final answer
    x = 9,157,866.57

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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.