Home / 13,549,439.25-20,328,151.37-5,458,251.24

Finding the Fourth Proportional to 13,549,439.25, 20,328,151.37 and 5,458,251.24

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Solution

The fourth proportional to 13,549,439.25, 20,328,151.37 and 5,458,251.24 is: 8,188,985.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549,439.25 : 20,328,151.37 = 5,458,251.24 : x
  2. Step 2: Convert to fraction form
    13,549,439.25/20,328,151.37 = 5,458,251.24/x
  3. Step 3: Cross multiply
    13,549,439.25x = 20,328,151.37 × 5,458,251.24
  4. Step 4: Simplify right side
    13,549,439.25x = 110,956,157,394,918.94
  5. Step 5: Solve for x
    x = 110,956,157,394,918.94/13,549,439.25
  6. Step 6: Final answer
    x = 8,188,985.19

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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.