Home / 6,131,861.40-9,197,792.10-6,005,890.20

Finding the Fourth Proportional to 6,131,861.40, 9,197,792.10 and 6,005,890.20

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Solution

The fourth proportional to 6,131,861.40, 9,197,792.10 and 6,005,890.20 is: 9,008,835.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131,861.40 : 9,197,792.10 = 6,005,890.20 : x
  2. Step 2: Convert to fraction form
    6,131,861.40/9,197,792.10 = 6,005,890.20/x
  3. Step 3: Cross multiply
    6,131,861.40x = 9,197,792.10 × 6,005,890.20
  4. Step 4: Simplify right side
    6,131,861.40x = 55,240,929,435,027.42
  5. Step 5: Solve for x
    x = 55,240,929,435,027.42/6,131,861.40
  6. Step 6: Final answer
    x = 9,008,835.30

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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.