Home / 8,136,898.20-12,200,912.55-2,456,384.40

Finding the Fourth Proportional to 8,136,898.20, 12,200,912.55 and 2,456,384.40

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Solution

The fourth proportional to 8,136,898.20, 12,200,912.55 and 2,456,384.40 is: 3,683,237.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136,898.20 : 12,200,912.55 = 2,456,384.40 : x
  2. Step 2: Convert to fraction form
    8,136,898.20/12,200,912.55 = 2,456,384.40/x
  3. Step 3: Cross multiply
    8,136,898.20x = 12,200,912.55 × 2,456,384.40
  4. Step 4: Simplify right side
    8,136,898.20x = 29,970,131,253,584.22
  5. Step 5: Solve for x
    x = 29,970,131,253,584.22/8,136,898.20
  6. Step 6: Final answer
    x = 3,683,237.83

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1.5x scale

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.