Home / 12,928,194.70-19,383,434.70-6,108,035.20

Finding the Fourth Proportional to 12,928,194.70, 19,383,434.70 and 6,108,035.20

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Solution

The fourth proportional to 12,928,194.70, 19,383,434.70 and 6,108,035.20 is: 9,157,868.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,928,194.70 : 19,383,434.70 = 6,108,035.20 : x
  2. Step 2: Convert to fraction form
    12,928,194.70/19,383,434.70 = 6,108,035.20/x
  3. Step 3: Cross multiply
    12,928,194.70x = 19,383,434.70 × 6,108,035.20
  4. Step 4: Simplify right side
    12,928,194.70x = 118,394,701,444,501.44
  5. Step 5: Solve for x
    x = 118,394,701,444,501.44/12,928,194.70
  6. Step 6: Final answer
    x = 9,157,868.07

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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.