Home / 21,691,953.78-32,537,789.73-5,517,766.86

Finding the Fourth Proportional to 21,691,953.78, 32,537,789.73 and 5,517,766.86

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Solution

The fourth proportional to 21,691,953.78, 32,537,789.73 and 5,517,766.86 is: 8,276,614.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,691,953.78 : 32,537,789.73 = 5,517,766.86 : x
  2. Step 2: Convert to fraction form
    21,691,953.78/32,537,789.73 = 5,517,766.86/x
  3. Step 3: Cross multiply
    21,691,953.78x = 32,537,789.73 × 5,517,766.86
  4. Step 4: Simplify right side
    21,691,953.78x = 179,535,937,869,842.38
  5. Step 5: Solve for x
    x = 179,535,937,869,842.38/21,691,953.78
  6. Step 6: Final answer
    x = 8,276,614.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.