Home / 5,725,286.20-8,587,929.30-5,479,564.60

Finding the Fourth Proportional to 5,725,286.20, 8,587,929.30 and 5,479,564.60

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Solution

The fourth proportional to 5,725,286.20, 8,587,929.30 and 5,479,564.60 is: 8,219,346.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725,286.20 : 8,587,929.30 = 5,479,564.60 : x
  2. Step 2: Convert to fraction form
    5,725,286.20/8,587,929.30 = 5,479,564.60/x
  3. Step 3: Cross multiply
    5,725,286.20x = 8,587,929.30 × 5,479,564.60
  4. Step 4: Simplify right side
    5,725,286.20x = 47,058,113,379,582.78
  5. Step 5: Solve for x
    x = 47,058,113,379,582.78/5,725,286.20
  6. Step 6: Final answer
    x = 8,219,346.90

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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.