Home / 5,188,234.10-7,161,673.70-3,123,345.70

Finding the Fourth Proportional to 5,188,234.10, 7,161,673.70 and 3,123,345.70

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Solution

The fourth proportional to 5,188,234.10, 7,161,673.70 and 3,123,345.70 is: 4,311,367.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,234.10 : 7,161,673.70 = 3,123,345.70 : x
  2. Step 2: Convert to fraction form
    5,188,234.10/7,161,673.70 = 3,123,345.70/x
  3. Step 3: Cross multiply
    5,188,234.10x = 7,161,673.70 × 3,123,345.70
  4. Step 4: Simplify right side
    5,188,234.10x = 22,368,382,755,698.09
  5. Step 5: Solve for x
    x = 22,368,382,755,698.09/5,188,234.10
  6. Step 6: Final answer
    x = 4,311,367.28

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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.