Home / 13,211,575.20-19,793,743.20-11,322,007.20

Finding the Fourth Proportional to 13,211,575.20, 19,793,743.20 and 11,322,007.20

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Solution

The fourth proportional to 13,211,575.20, 19,793,743.20 and 11,322,007.20 is: 16,962,769.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,211,575.20 : 19,793,743.20 = 11,322,007.20 : x
  2. Step 2: Convert to fraction form
    13,211,575.20/19,793,743.20 = 11,322,007.20/x
  3. Step 3: Cross multiply
    13,211,575.20x = 19,793,743.20 × 11,322,007.20
  4. Step 4: Simplify right side
    13,211,575.20x = 224,104,903,025,351.03
  5. Step 5: Solve for x
    x = 224,104,903,025,351.03/13,211,575.20
  6. Step 6: Final answer
    x = 16,962,769.36

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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.