Home / 6,443,514.94-8,892,083.70-3,543,092.86

Finding the Fourth Proportional to 6,443,514.94, 8,892,083.70 and 3,543,092.86

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Solution

The fourth proportional to 6,443,514.94, 8,892,083.70 and 3,543,092.86 is: 4,889,486.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,514.94 : 8,892,083.70 = 3,543,092.86 : x
  2. Step 2: Convert to fraction form
    6,443,514.94/8,892,083.70 = 3,543,092.86/x
  3. Step 3: Cross multiply
    6,443,514.94x = 8,892,083.70 × 3,543,092.86
  4. Step 4: Simplify right side
    6,443,514.94x = 31,505,478,267,992.38
  5. Step 5: Solve for x
    x = 31,505,478,267,992.38/6,443,514.94
  6. Step 6: Final answer
    x = 4,889,486.34

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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.