Home / 11,286,062.88-15,575,727.30-6,392,155.57

Finding the Fourth Proportional to 11,286,062.88, 15,575,727.30 and 6,392,155.57

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Solution

The fourth proportional to 11,286,062.88, 15,575,727.30 and 6,392,155.57 is: 8,821,718.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286,062.88 : 15,575,727.30 = 6,392,155.57 : x
  2. Step 2: Convert to fraction form
    11,286,062.88/15,575,727.30 = 6,392,155.57/x
  3. Step 3: Cross multiply
    11,286,062.88x = 15,575,727.30 × 6,392,155.57
  4. Step 4: Simplify right side
    11,286,062.88x = 99,562,472,017,496.08
  5. Step 5: Solve for x
    x = 99,562,472,017,496.08/11,286,062.88
  6. Step 6: Final answer
    x = 8,821,718.71

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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.