Home / 8,421,223.20-12,608,215.20-8,185,027.20

Finding the Fourth Proportional to 8,421,223.20, 12,608,215.20 and 8,185,027.20

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Solution

The fourth proportional to 8,421,223.20, 12,608,215.20 and 8,185,027.20 is: 12,254,583.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,421,223.20 : 12,608,215.20 = 8,185,027.20 : x
  2. Step 2: Convert to fraction form
    8,421,223.20/12,608,215.20 = 8,185,027.20/x
  3. Step 3: Cross multiply
    8,421,223.20x = 12,608,215.20 × 8,185,027.20
  4. Step 4: Simplify right side
    8,421,223.20x = 103,198,584,355,453.44
  5. Step 5: Solve for x
    x = 103,198,584,355,453.44/8,421,223.20
  6. Step 6: Final answer
    x = 12,254,583.68

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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.