Home / 5,588,021.70-7,712,109.35-3,107,489.85

Finding the Fourth Proportional to 5,588,021.70, 7,712,109.35 and 3,107,489.85

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Solution

The fourth proportional to 5,588,021.70, 7,712,109.35 and 3,107,489.85 is: 4,288,691.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588,021.70 : 7,712,109.35 = 3,107,489.85 : x
  2. Step 2: Convert to fraction form
    5,588,021.70/7,712,109.35 = 3,107,489.85/x
  3. Step 3: Cross multiply
    5,588,021.70x = 7,712,109.35 × 3,107,489.85
  4. Step 4: Simplify right side
    5,588,021.70x = 23,965,301,511,677.65
  5. Step 5: Solve for x
    x = 23,965,301,511,677.65/5,588,021.70
  6. Step 6: Final answer
    x = 4,288,691.56

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1.5x scale

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.