Home / 11,223,893.38-15,487,817.04-8,285,273.86

Finding the Fourth Proportional to 11,223,893.38, 15,487,817.04 and 8,285,273.86

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Solution

The fourth proportional to 11,223,893.38, 15,487,817.04 and 8,285,273.86 is: 11,432,824.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223,893.38 : 15,487,817.04 = 8,285,273.86 : x
  2. Step 2: Convert to fraction form
    11,223,893.38/15,487,817.04 = 8,285,273.86/x
  3. Step 3: Cross multiply
    11,223,893.38x = 15,487,817.04 × 8,285,273.86
  4. Step 4: Simplify right side
    11,223,893.38x = 128,320,805,669,974.58
  5. Step 5: Solve for x
    x = 128,320,805,669,974.58/11,223,893.38
  6. Step 6: Final answer
    x = 11,432,824.72

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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.