Home / 39,488,154.26-54,496,412.88-22,086,107.78

Finding the Fourth Proportional to 39,488,154.26, 54,496,412.88 and 22,086,107.78

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Solution

The fourth proportional to 39,488,154.26, 54,496,412.88 and 22,086,107.78 is: 30,480,372.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,488,154.26 : 54,496,412.88 = 22,086,107.78 : x
  2. Step 2: Convert to fraction form
    39,488,154.26/54,496,412.88 = 22,086,107.78/x
  3. Step 3: Cross multiply
    39,488,154.26x = 54,496,412.88 × 22,086,107.78
  4. Step 4: Simplify right side
    39,488,154.26x = 1,203,613,648,627,301.25
  5. Step 5: Solve for x
    x = 1,203,613,648,627,301.25/39,488,154.26
  6. Step 6: Final answer
    x = 30,480,372.43

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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.