Home / 9,183,820.20-13,780,979.10-3,508,117.80

Finding the Fourth Proportional to 9,183,820.20, 13,780,979.10 and 3,508,117.80

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Solution

The fourth proportional to 9,183,820.20, 13,780,979.10 and 3,508,117.80 is: 5,264,181.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183,820.20 : 13,780,979.10 = 3,508,117.80 : x
  2. Step 2: Convert to fraction form
    9,183,820.20/13,780,979.10 = 3,508,117.80/x
  3. Step 3: Cross multiply
    9,183,820.20x = 13,780,979.10 × 3,508,117.80
  4. Step 4: Simplify right side
    9,183,820.20x = 48,345,298,082,137.98
  5. Step 5: Solve for x
    x = 48,345,298,082,137.98/9,183,820.20
  6. Step 6: Final answer
    x = 5,264,181.68

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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.