Home / 10,226,612.52-15,339,936.21-8,190,224.72

Finding the Fourth Proportional to 10,226,612.52, 15,339,936.21 and 8,190,224.72

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Solution

The fourth proportional to 10,226,612.52, 15,339,936.21 and 8,190,224.72 is: 12,285,351.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226,612.52 : 15,339,936.21 = 8,190,224.72 : x
  2. Step 2: Convert to fraction form
    10,226,612.52/15,339,936.21 = 8,190,224.72/x
  3. Step 3: Cross multiply
    10,226,612.52x = 15,339,936.21 × 8,190,224.72
  4. Step 4: Simplify right side
    10,226,612.52x = 125,637,524,691,539.70
  5. Step 5: Solve for x
    x = 125,637,524,691,539.70/10,226,612.52
  6. Step 6: Final answer
    x = 12,285,351.03

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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.