Home / 8,375,790.88-11,558,872.07-4,654,778.69

Finding the Fourth Proportional to 8,375,790.88, 11,558,872.07 and 4,654,778.69

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Solution

The fourth proportional to 8,375,790.88, 11,558,872.07 and 4,654,778.69 is: 6,423,750.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375,790.88 : 11,558,872.07 = 4,654,778.69 : x
  2. Step 2: Convert to fraction form
    8,375,790.88/11,558,872.07 = 4,654,778.69/x
  3. Step 3: Cross multiply
    8,375,790.88x = 11,558,872.07 × 4,654,778.69
  4. Step 4: Simplify right side
    8,375,790.88x = 53,803,991,391,872.20
  5. Step 5: Solve for x
    x = 53,803,991,391,872.20/8,375,790.88
  6. Step 6: Final answer
    x = 6,423,750.56

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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.