Home / 25,325,354.70-37,988,046.23-17,785,978.38

Finding the Fourth Proportional to 25,325,354.70, 37,988,046.23 and 17,785,978.38

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Solution

The fourth proportional to 25,325,354.70, 37,988,046.23 and 17,785,978.38 is: 26,678,977.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,325,354.70 : 37,988,046.23 = 17,785,978.38 : x
  2. Step 2: Convert to fraction form
    25,325,354.70/37,988,046.23 = 17,785,978.38/x
  3. Step 3: Cross multiply
    25,325,354.70x = 37,988,046.23 × 17,785,978.38
  4. Step 4: Simplify right side
    25,325,354.70x = 675,654,568,856,290.62
  5. Step 5: Solve for x
    x = 675,654,568,856,290.62/25,325,354.70
  6. Step 6: Final answer
    x = 26,678,977.53

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1.5x scale

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.