Home / 8,826,863.49-12,186,506.09-6,998,706.45

Finding the Fourth Proportional to 8,826,863.49, 12,186,506.09 and 6,998,706.45

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Solution

The fourth proportional to 8,826,863.49, 12,186,506.09 and 6,998,706.45 is: 9,662,523.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826,863.49 : 12,186,506.09 = 6,998,706.45 : x
  2. Step 2: Convert to fraction form
    8,826,863.49/12,186,506.09 = 6,998,706.45/x
  3. Step 3: Cross multiply
    8,826,863.49x = 12,186,506.09 × 6,998,706.45
  4. Step 4: Simplify right side
    8,826,863.49x = 85,289,778,792,544.05
  5. Step 5: Solve for x
    x = 85,289,778,792,544.05/8,826,863.49
  6. Step 6: Final answer
    x = 9,662,523.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.