Home / 11,315,561.94-15,615,813.42-6,967,156.86

Finding the Fourth Proportional to 11,315,561.94, 15,615,813.42 and 6,967,156.86

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Solution

The fourth proportional to 11,315,561.94, 15,615,813.42 and 6,967,156.86 is: 9,614,884.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,315,561.94 : 15,615,813.42 = 6,967,156.86 : x
  2. Step 2: Convert to fraction form
    11,315,561.94/15,615,813.42 = 6,967,156.86/x
  3. Step 3: Cross multiply
    11,315,561.94x = 15,615,813.42 × 6,967,156.86
  4. Step 4: Simplify right side
    11,315,561.94x = 108,797,821,593,633.06
  5. Step 5: Solve for x
    x = 108,797,821,593,633.06/11,315,561.94
  6. Step 6: Final answer
    x = 9,614,884.54

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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.