Home / 6,298,407.78-8,691,781.43-3,545,093.62

Finding the Fourth Proportional to 6,298,407.78, 8,691,781.43 and 3,545,093.62

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Solution

The fourth proportional to 6,298,407.78, 8,691,781.43 and 3,545,093.62 is: 4,892,217.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,298,407.78 : 8,691,781.43 = 3,545,093.62 : x
  2. Step 2: Convert to fraction form
    6,298,407.78/8,691,781.43 = 3,545,093.62/x
  3. Step 3: Cross multiply
    6,298,407.78x = 8,691,781.43 × 3,545,093.62
  4. Step 4: Simplify right side
    6,298,407.78x = 30,813,178,893,927.48
  5. Step 5: Solve for x
    x = 30,813,178,893,927.48/6,298,407.78
  6. Step 6: Final answer
    x = 4,892,217.20

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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.