Home / 13,663,125.89-20,498,278.26-4,910,288.20

Finding the Fourth Proportional to 13,663,125.89, 20,498,278.26 and 4,910,288.20

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Solution

The fourth proportional to 13,663,125.89, 20,498,278.26 and 4,910,288.20 is: 7,366,722.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,663,125.89 : 20,498,278.26 = 4,910,288.20 : x
  2. Step 2: Convert to fraction form
    13,663,125.89/20,498,278.26 = 4,910,288.20/x
  3. Step 3: Cross multiply
    13,663,125.89x = 20,498,278.26 × 4,910,288.20
  4. Step 4: Simplify right side
    13,663,125.89x = 100,652,453,733,351.70
  5. Step 5: Solve for x
    x = 100,652,453,733,351.70/13,663,125.89
  6. Step 6: Final answer
    x = 7,366,722.27

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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.