Home / 13,549,845.78-20,324,797.56-9,524,346.39

Finding the Fourth Proportional to 13,549,845.78, 20,324,797.56 and 9,524,346.39

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Solution

The fourth proportional to 13,549,845.78, 20,324,797.56 and 9,524,346.39 is: 14,286,539.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549,845.78 : 20,324,797.56 = 9,524,346.39 : x
  2. Step 2: Convert to fraction form
    13,549,845.78/20,324,797.56 = 9,524,346.39/x
  3. Step 3: Cross multiply
    13,549,845.78x = 20,324,797.56 × 9,524,346.39
  4. Step 4: Simplify right side
    13,549,845.78x = 193,580,412,268,066.81
  5. Step 5: Solve for x
    x = 193,580,412,268,066.81/13,549,845.78
  6. Step 6: Final answer
    x = 14,286,539.89

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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.