Home / 13,523,419.88-20,284,845.34-3,288,332.16

Finding the Fourth Proportional to 13,523,419.88, 20,284,845.34 and 3,288,332.16

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Solution

The fourth proportional to 13,523,419.88, 20,284,845.34 and 3,288,332.16 is: 4,932,429.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,523,419.88 : 20,284,845.34 = 3,288,332.16 : x
  2. Step 2: Convert to fraction form
    13,523,419.88/20,284,845.34 = 3,288,332.16/x
  3. Step 3: Cross multiply
    13,523,419.88x = 20,284,845.34 × 3,288,332.16
  4. Step 4: Simplify right side
    13,523,419.88x = 66,703,309,220,190.38
  5. Step 5: Solve for x
    x = 66,703,309,220,190.38/13,523,419.88
  6. Step 6: Final answer
    x = 4,932,429.06

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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.