Home / 7,452,090.80-11,178,136.20-3,672,954.80

Finding the Fourth Proportional to 7,452,090.80, 11,178,136.20 and 3,672,954.80

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Solution

The fourth proportional to 7,452,090.80, 11,178,136.20 and 3,672,954.80 is: 5,509,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452,090.80 : 11,178,136.20 = 3,672,954.80 : x
  2. Step 2: Convert to fraction form
    7,452,090.80/11,178,136.20 = 3,672,954.80/x
  3. Step 3: Cross multiply
    7,452,090.80x = 11,178,136.20 × 3,672,954.80
  4. Step 4: Simplify right side
    7,452,090.80x = 41,056,789,010,843.76
  5. Step 5: Solve for x
    x = 41,056,789,010,843.76/7,452,090.80
  6. Step 6: Final answer
    x = 5,509,432.20

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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.