Home / 6,114,136.80-9,171,205.20-6,019,658.40

Finding the Fourth Proportional to 6,114,136.80, 9,171,205.20 and 6,019,658.40

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Solution

The fourth proportional to 6,114,136.80, 9,171,205.20 and 6,019,658.40 is: 9,029,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,114,136.80 : 9,171,205.20 = 6,019,658.40 : x
  2. Step 2: Convert to fraction form
    6,114,136.80/9,171,205.20 = 6,019,658.40/x
  3. Step 3: Cross multiply
    6,114,136.80x = 9,171,205.20 × 6,019,658.40
  4. Step 4: Simplify right side
    6,114,136.80x = 55,207,522,420,303.68
  5. Step 5: Solve for x
    x = 55,207,522,420,303.68/6,114,136.80
  6. Step 6: Final answer
    x = 9,029,487.60

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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.