Home / 11,719,308.54-17,605,903.86-8,268,989.34

Finding the Fourth Proportional to 11,719,308.54, 17,605,903.86 and 8,268,989.34

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Solution

The fourth proportional to 11,719,308.54, 17,605,903.86 and 8,268,989.34 is: 12,422,493.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719,308.54 : 17,605,903.86 = 8,268,989.34 : x
  2. Step 2: Convert to fraction form
    11,719,308.54/17,605,903.86 = 8,268,989.34/x
  3. Step 3: Cross multiply
    11,719,308.54x = 17,605,903.86 × 8,268,989.34
  4. Step 4: Simplify right side
    11,719,308.54x = 145,583,031,339,404.84
  5. Step 5: Solve for x
    x = 145,583,031,339,404.84/11,719,308.54
  6. Step 6: Final answer
    x = 12,422,493.26

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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.