Home / 7,137,910.53-10,710,915.19-3,855,224.39

Finding the Fourth Proportional to 7,137,910.53, 10,710,915.19 and 3,855,224.39

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Solution

The fourth proportional to 7,137,910.53, 10,710,915.19 and 3,855,224.39 is: 5,785,023.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,910.53 : 10,710,915.19 = 3,855,224.39 : x
  2. Step 2: Convert to fraction form
    7,137,910.53/10,710,915.19 = 3,855,224.39/x
  3. Step 3: Cross multiply
    7,137,910.53x = 10,710,915.19 × 3,855,224.39
  4. Step 4: Simplify right side
    7,137,910.53x = 41,292,981,416,516.84
  5. Step 5: Solve for x
    x = 41,292,981,416,516.84/7,137,910.53
  6. Step 6: Final answer
    x = 5,785,023.68

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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.