Home / 6,379,308.22-8,803,657.92-3,478,857.79

Finding the Fourth Proportional to 6,379,308.22, 8,803,657.92 and 3,478,857.79

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Solution

The fourth proportional to 6,379,308.22, 8,803,657.92 and 3,478,857.79 is: 4,800,939.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379,308.22 : 8,803,657.92 = 3,478,857.79 : x
  2. Step 2: Convert to fraction form
    6,379,308.22/8,803,657.92 = 3,478,857.79/x
  3. Step 3: Cross multiply
    6,379,308.22x = 8,803,657.92 × 3,478,857.79
  4. Step 4: Simplify right side
    6,379,308.22x = 30,626,673,935,487.20
  5. Step 5: Solve for x
    x = 30,626,673,935,487.20/6,379,308.22
  6. Step 6: Final answer
    x = 4,800,939.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.