Home / 20,364,022.20-30,546,033.30-11,294,095.80

Finding the Fourth Proportional to 20,364,022.20, 30,546,033.30 and 11,294,095.80

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Solution

The fourth proportional to 20,364,022.20, 30,546,033.30 and 11,294,095.80 is: 16,941,143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,364,022.20 : 30,546,033.30 = 11,294,095.80 : x
  2. Step 2: Convert to fraction form
    20,364,022.20/30,546,033.30 = 11,294,095.80/x
  3. Step 3: Cross multiply
    20,364,022.20x = 30,546,033.30 × 11,294,095.80
  4. Step 4: Simplify right side
    20,364,022.20x = 344,989,826,400,190.19
  5. Step 5: Solve for x
    x = 344,989,826,400,190.19/20,364,022.20
  6. Step 6: Final answer
    x = 16,941,143.70

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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.