Home / 8,093,413.70-12,140,120.55-6,286,514.30

Finding the Fourth Proportional to 8,093,413.70, 12,140,120.55 and 6,286,514.30

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Solution

The fourth proportional to 8,093,413.70, 12,140,120.55 and 6,286,514.30 is: 9,429,771.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,093,413.70 : 12,140,120.55 = 6,286,514.30 : x
  2. Step 2: Convert to fraction form
    8,093,413.70/12,140,120.55 = 6,286,514.30/x
  3. Step 3: Cross multiply
    8,093,413.70x = 12,140,120.55 × 6,286,514.30
  4. Step 4: Simplify right side
    8,093,413.70x = 76,319,041,441,298.88
  5. Step 5: Solve for x
    x = 76,319,041,441,298.88/8,093,413.70
  6. Step 6: Final answer
    x = 9,429,771.45

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Double scale
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Similar ratio
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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.