Home / 6,432,116.78-8,876,338.62-3,531,695.78

Finding the Fourth Proportional to 6,432,116.78, 8,876,338.62 and 3,531,695.78

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Solution

The fourth proportional to 6,432,116.78, 8,876,338.62 and 3,531,695.78 is: 4,873,749.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,432,116.78 : 8,876,338.62 = 3,531,695.78 : x
  2. Step 2: Convert to fraction form
    6,432,116.78/8,876,338.62 = 3,531,695.78/x
  3. Step 3: Cross multiply
    6,432,116.78x = 8,876,338.62 × 3,531,695.78
  4. Step 4: Simplify right side
    6,432,116.78x = 31,348,527,646,105.02
  5. Step 5: Solve for x
    x = 31,348,527,646,105.02/6,432,116.78
  6. Step 6: Final answer
    x = 4,873,749.77

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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.