Home / 31,998,434.78-44,150,160.53-19,439,238.26

Finding the Fourth Proportional to 31,998,434.78, 44,150,160.53 and 19,439,238.26

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Solution

The fourth proportional to 31,998,434.78, 44,150,160.53 and 19,439,238.26 is: 26,821,483.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,998,434.78 : 44,150,160.53 = 19,439,238.26 : x
  2. Step 2: Convert to fraction form
    31,998,434.78/44,150,160.53 = 19,439,238.26/x
  3. Step 3: Cross multiply
    31,998,434.78x = 44,150,160.53 × 19,439,238.26
  4. Step 4: Simplify right side
    31,998,434.78x = 858,245,489,918,891.38
  5. Step 5: Solve for x
    x = 858,245,489,918,891.38/31,998,434.78
  6. Step 6: Final answer
    x = 26,821,483.48

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1.5x scale

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.