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Finding the Fourth Proportional to 6,413,194.43, 8,849,892.43 and 3,512,598.11

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Solution

The fourth proportional to 6,413,194.43, 8,849,892.43 and 3,512,598.11 is: 4,847,212.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413,194.43 : 8,849,892.43 = 3,512,598.11 : x
  2. Step 2: Convert to fraction form
    6,413,194.43/8,849,892.43 = 3,512,598.11/x
  3. Step 3: Cross multiply
    6,413,194.43x = 8,849,892.43 × 3,512,598.11
  4. Step 4: Simplify right side
    6,413,194.43x = 31,086,115,423,321.30
  5. Step 5: Solve for x
    x = 31,086,115,423,321.30/6,413,194.43
  6. Step 6: Final answer
    x = 4,847,212.38

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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.