Home / 20,443,375.20-30,707,709.30-17,254,729.20

Finding the Fourth Proportional to 20,443,375.20, 30,707,709.30 and 17,254,729.20

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Solution

The fourth proportional to 20,443,375.20, 30,707,709.30 and 17,254,729.20 is: 25,918,088.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,443,375.20 : 30,707,709.30 = 17,254,729.20 : x
  2. Step 2: Convert to fraction form
    20,443,375.20/30,707,709.30 = 17,254,729.20/x
  3. Step 3: Cross multiply
    20,443,375.20x = 30,707,709.30 × 17,254,729.20
  4. Step 4: Simplify right side
    20,443,375.20x = 529,853,208,323,821.56
  5. Step 5: Solve for x
    x = 529,853,208,323,821.56/20,443,375.20
  6. Step 6: Final answer
    x = 25,918,088.53

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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.