Home / 6,379,337.22-8,803,697.94-3,478,886.79

Finding the Fourth Proportional to 6,379,337.22, 8,803,697.94 and 3,478,886.79

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Solution

The fourth proportional to 6,379,337.22, 8,803,697.94 and 3,478,886.79 is: 4,800,979.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379,337.22 : 8,803,697.94 = 3,478,886.79 : x
  2. Step 2: Convert to fraction form
    6,379,337.22/8,803,697.94 = 3,478,886.79/x
  3. Step 3: Cross multiply
    6,379,337.22x = 8,803,697.94 × 3,478,886.79
  4. Step 4: Simplify right side
    6,379,337.22x = 30,627,068,466,616.21
  5. Step 5: Solve for x
    x = 30,627,068,466,616.21/6,379,337.22
  6. Step 6: Final answer
    x = 4,800,979.70

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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.