Home / 8,826,863.93-12,186,506.70-6,998,706.89

Finding the Fourth Proportional to 8,826,863.93, 12,186,506.70 and 6,998,706.89

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Solution

The fourth proportional to 8,826,863.93, 12,186,506.70 and 6,998,706.89 is: 9,662,524.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826,863.93 : 12,186,506.70 = 6,998,706.89 : x
  2. Step 2: Convert to fraction form
    8,826,863.93/12,186,506.70 = 6,998,706.89/x
  3. Step 3: Cross multiply
    8,826,863.93x = 12,186,506.70 × 6,998,706.89
  4. Step 4: Simplify right side
    8,826,863.93x = 85,289,788,406,321.16
  5. Step 5: Solve for x
    x = 85,289,788,406,321.16/8,826,863.93
  6. Step 6: Final answer
    x = 9,662,524.43

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1.5x scale

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.