Home / 12,354,523.70-18,523,145.55-7,303,234.10

Finding the Fourth Proportional to 12,354,523.70, 18,523,145.55 and 7,303,234.10

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Solution

The fourth proportional to 12,354,523.70, 18,523,145.55 and 7,303,234.10 is: 10,949,743.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354,523.70 : 18,523,145.55 = 7,303,234.10 : x
  2. Step 2: Convert to fraction form
    12,354,523.70/18,523,145.55 = 7,303,234.10/x
  3. Step 3: Cross multiply
    12,354,523.70x = 18,523,145.55 × 7,303,234.10
  4. Step 4: Simplify right side
    12,354,523.70x = 135,278,868,220,023.25
  5. Step 5: Solve for x
    x = 135,278,868,220,023.25/12,354,523.70
  6. Step 6: Final answer
    x = 10,949,743.71

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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.