Home / 7,098,136.80-10,647,205.20-2,049,957.60

Finding the Fourth Proportional to 7,098,136.80, 10,647,205.20 and 2,049,957.60

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Solution

The fourth proportional to 7,098,136.80, 10,647,205.20 and 2,049,957.60 is: 3,074,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098,136.80 : 10,647,205.20 = 2,049,957.60 : x
  2. Step 2: Convert to fraction form
    7,098,136.80/10,647,205.20 = 2,049,957.60/x
  3. Step 3: Cross multiply
    7,098,136.80x = 10,647,205.20 × 2,049,957.60
  4. Step 4: Simplify right side
    7,098,136.80x = 21,826,319,218,499.52
  5. Step 5: Solve for x
    x = 21,826,319,218,499.52/7,098,136.80
  6. Step 6: Final answer
    x = 3,074,936.40

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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.