Home / 26,057,140.80-39,085,711.20-19,338,676.80

Finding the Fourth Proportional to 26,057,140.80, 39,085,711.20 and 19,338,676.80

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Solution

The fourth proportional to 26,057,140.80, 39,085,711.20 and 19,338,676.80 is: 29,008,015.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,057,140.80 : 39,085,711.20 = 19,338,676.80 : x
  2. Step 2: Convert to fraction form
    26,057,140.80/39,085,711.20 = 19,338,676.80/x
  3. Step 3: Cross multiply
    26,057,140.80x = 39,085,711.20 × 19,338,676.80
  4. Step 4: Simplify right side
    26,057,140.80x = 755,865,936,394,940.25
  5. Step 5: Solve for x
    x = 755,865,936,394,940.25/26,057,140.80
  6. Step 6: Final answer
    x = 29,008,015.20

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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.