Home / 7,815,434.28-11,723,045.67-3,496,342.56

Finding the Fourth Proportional to 7,815,434.28, 11,723,045.67 and 3,496,342.56

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Solution

The fourth proportional to 7,815,434.28, 11,723,045.67 and 3,496,342.56 is: 5,244,466.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,434.28 : 11,723,045.67 = 3,496,342.56 : x
  2. Step 2: Convert to fraction form
    7,815,434.28/11,723,045.67 = 3,496,342.56/x
  3. Step 3: Cross multiply
    7,815,434.28x = 11,723,045.67 × 3,496,342.56
  4. Step 4: Simplify right side
    7,815,434.28x = 40,987,783,508,844.72
  5. Step 5: Solve for x
    x = 40,987,783,508,844.72/7,815,434.28
  6. Step 6: Final answer
    x = 5,244,466.53

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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.