Home / 13,488,505.26-20,224,058.89-5,291,975.85

Finding the Fourth Proportional to 13,488,505.26, 20,224,058.89 and 5,291,975.85

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Solution

The fourth proportional to 13,488,505.26, 20,224,058.89 and 5,291,975.85 is: 7,934,550.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,505.26 : 20,224,058.89 = 5,291,975.85 : x
  2. Step 2: Convert to fraction form
    13,488,505.26/20,224,058.89 = 5,291,975.85/x
  3. Step 3: Cross multiply
    13,488,505.26x = 20,224,058.89 × 5,291,975.85
  4. Step 4: Simplify right side
    13,488,505.26x = 107,025,231,326,350.59
  5. Step 5: Solve for x
    x = 107,025,231,326,350.59/13,488,505.26
  6. Step 6: Final answer
    x = 7,934,550.88

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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.