Home / 8,128,938.38-12,193,407.72-2,737,137.44

Finding the Fourth Proportional to 8,128,938.38, 12,193,407.72 and 2,737,137.44

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Solution

The fourth proportional to 8,128,938.38, 12,193,407.72 and 2,737,137.44 is: 4,105,706.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,128,938.38 : 12,193,407.72 = 2,737,137.44 : x
  2. Step 2: Convert to fraction form
    8,128,938.38/12,193,407.72 = 2,737,137.44/x
  3. Step 3: Cross multiply
    8,128,938.38x = 12,193,407.72 × 2,737,137.44
  4. Step 4: Simplify right side
    8,128,938.38x = 33,375,032,791,597.04
  5. Step 5: Solve for x
    x = 33,375,032,791,597.04/8,128,938.38
  6. Step 6: Final answer
    x = 4,105,706.21

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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.