Home / 10,630,103.60-15,945,155.40-8,504,339.60

Finding the Fourth Proportional to 10,630,103.60, 15,945,155.40 and 8,504,339.60

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Solution

The fourth proportional to 10,630,103.60, 15,945,155.40 and 8,504,339.60 is: 12,756,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630,103.60 : 15,945,155.40 = 8,504,339.60 : x
  2. Step 2: Convert to fraction form
    10,630,103.60/15,945,155.40 = 8,504,339.60/x
  3. Step 3: Cross multiply
    10,630,103.60x = 15,945,155.40 × 8,504,339.60
  4. Step 4: Simplify right side
    10,630,103.60x = 135,603,016,496,373.84
  5. Step 5: Solve for x
    x = 135,603,016,496,373.84/10,630,103.60
  6. Step 6: Final answer
    x = 12,756,509.40

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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.