Home / 8,489,330-12,725,990.04-4,225,467.32

Finding the Fourth Proportional to 8,489,330, 12,725,990.04 and 4,225,467.32

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Solution

The fourth proportional to 8,489,330, 12,725,990.04 and 4,225,467.32 is: 6,334,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,489,330 : 12,725,990.04 = 4,225,467.32 : x
  2. Step 2: Convert to fraction form
    8,489,330/12,725,990.04 = 4,225,467.32/x
  3. Step 3: Cross multiply
    8,489,330x = 12,725,990.04 × 4,225,467.32
  4. Step 4: Simplify right side
    8,489,330x = 53,773,255,028,665.49
  5. Step 5: Solve for x
    x = 53,773,255,028,665.49/8,489,330
  6. Step 6: Final answer
    x = 6,334,216.60

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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.