Home / 8,368,220.80-12,554,469.60-2,688,500.80

Finding the Fourth Proportional to 8,368,220.80, 12,554,469.60 and 2,688,500.80

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Solution

The fourth proportional to 8,368,220.80, 12,554,469.60 and 2,688,500.80 is: 4,033,438.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,368,220.80 : 12,554,469.60 = 2,688,500.80 : x
  2. Step 2: Convert to fraction form
    8,368,220.80/12,554,469.60 = 2,688,500.80/x
  3. Step 3: Cross multiply
    8,368,220.80x = 12,554,469.60 × 2,688,500.80
  4. Step 4: Simplify right side
    8,368,220.80x = 33,752,701,563,175.68
  5. Step 5: Solve for x
    x = 33,752,701,563,175.68/8,368,220.80
  6. Step 6: Final answer
    x = 4,033,438.21

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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.