Home / 49,105,745.70-67,772,038.68-28,204,324.26

Finding the Fourth Proportional to 49,105,745.70, 67,772,038.68 and 28,204,324.26

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Solution

The fourth proportional to 49,105,745.70, 67,772,038.68 and 28,204,324.26 is: 38,925,476.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,105,745.70 : 67,772,038.68 = 28,204,324.26 : x
  2. Step 2: Convert to fraction form
    49,105,745.70/67,772,038.68 = 28,204,324.26/x
  3. Step 3: Cross multiply
    49,105,745.70x = 67,772,038.68 × 28,204,324.26
  4. Step 4: Simplify right side
    49,105,745.70x = 1,911,464,554,691,982.75
  5. Step 5: Solve for x
    x = 1,911,464,554,691,982.75/49,105,745.70
  6. Step 6: Final answer
    x = 38,925,476.59

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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.