Home / 20,194,967.04-30,303,472.80-11,691,911.04

Finding the Fourth Proportional to 20,194,967.04, 30,303,472.80 and 11,691,911.04

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Solution

The fourth proportional to 20,194,967.04, 30,303,472.80 and 11,691,911.04 is: 17,544,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,967.04 : 30,303,472.80 = 11,691,911.04 : x
  2. Step 2: Convert to fraction form
    20,194,967.04/30,303,472.80 = 11,691,911.04/x
  3. Step 3: Cross multiply
    20,194,967.04x = 30,303,472.80 × 11,691,911.04
  4. Step 4: Simplify right side
    20,194,967.04x = 354,305,508,180,659.69
  5. Step 5: Solve for x
    x = 354,305,508,180,659.69/20,194,967.04
  6. Step 6: Final answer
    x = 17,544,247.90

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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.