Home / 7,682,384.40-11,523,576.60-3,856,009.20

Finding the Fourth Proportional to 7,682,384.40, 11,523,576.60 and 3,856,009.20

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Solution

The fourth proportional to 7,682,384.40, 11,523,576.60 and 3,856,009.20 is: 5,784,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682,384.40 : 11,523,576.60 = 3,856,009.20 : x
  2. Step 2: Convert to fraction form
    7,682,384.40/11,523,576.60 = 3,856,009.20/x
  3. Step 3: Cross multiply
    7,682,384.40x = 11,523,576.60 × 3,856,009.20
  4. Step 4: Simplify right side
    7,682,384.40x = 44,435,017,386,504.72
  5. Step 5: Solve for x
    x = 44,435,017,386,504.72/7,682,384.40
  6. Step 6: Final answer
    x = 5,784,013.80

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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.