Home / 6,119,136.40-9,178,704.60-5,055,379.60

Finding the Fourth Proportional to 6,119,136.40, 9,178,704.60 and 5,055,379.60

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Solution

The fourth proportional to 6,119,136.40, 9,178,704.60 and 5,055,379.60 is: 7,583,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119,136.40 : 9,178,704.60 = 5,055,379.60 : x
  2. Step 2: Convert to fraction form
    6,119,136.40/9,178,704.60 = 5,055,379.60/x
  3. Step 3: Cross multiply
    6,119,136.40x = 9,178,704.60 × 5,055,379.60
  4. Step 4: Simplify right side
    6,119,136.40x = 46,401,835,989,266.16
  5. Step 5: Solve for x
    x = 46,401,835,989,266.16/6,119,136.40
  6. Step 6: Final answer
    x = 7,583,069.40

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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.