Home / 8,303,624.60-12,455,436.90-4,477,249.40

Finding the Fourth Proportional to 8,303,624.60, 12,455,436.90 and 4,477,249.40

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Solution

The fourth proportional to 8,303,624.60, 12,455,436.90 and 4,477,249.40 is: 6,715,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,624.60 : 12,455,436.90 = 4,477,249.40 : x
  2. Step 2: Convert to fraction form
    8,303,624.60/12,455,436.90 = 4,477,249.40/x
  3. Step 3: Cross multiply
    8,303,624.60x = 12,455,436.90 × 4,477,249.40
  4. Step 4: Simplify right side
    8,303,624.60x = 55,766,097,387,262.87
  5. Step 5: Solve for x
    x = 55,766,097,387,262.87/8,303,624.60
  6. Step 6: Final answer
    x = 6,715,874.10

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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.