Home / 8,219,665.92-12,328,254.72-2,236,500.48

Finding the Fourth Proportional to 8,219,665.92, 12,328,254.72 and 2,236,500.48

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Solution

The fourth proportional to 8,219,665.92, 12,328,254.72 and 2,236,500.48 is: 3,354,412.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219,665.92 : 12,328,254.72 = 2,236,500.48 : x
  2. Step 2: Convert to fraction form
    8,219,665.92/12,328,254.72 = 2,236,500.48/x
  3. Step 3: Cross multiply
    8,219,665.92x = 12,328,254.72 × 2,236,500.48
  4. Step 4: Simplify right side
    8,219,665.92x = 27,572,147,598,842.27
  5. Step 5: Solve for x
    x = 27,572,147,598,842.27/8,219,665.92
  6. Step 6: Final answer
    x = 3,354,412.19

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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.