Home / 5,188,236.08-7,161,676.48-3,123,347.68

Finding the Fourth Proportional to 5,188,236.08, 7,161,676.48 and 3,123,347.68

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Solution

The fourth proportional to 5,188,236.08, 7,161,676.48 and 3,123,347.68 is: 4,311,370.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,236.08 : 7,161,676.48 = 3,123,347.68 : x
  2. Step 2: Convert to fraction form
    5,188,236.08/7,161,676.48 = 3,123,347.68/x
  3. Step 3: Cross multiply
    5,188,236.08x = 7,161,676.48 × 3,123,347.68
  4. Step 4: Simplify right side
    5,188,236.08x = 22,368,405,618,718.57
  5. Step 5: Solve for x
    x = 22,368,405,618,718.57/5,188,236.08
  6. Step 6: Final answer
    x = 4,311,370.04

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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.