Home / 13,104,090.80-19,656,136.20-12,096,321.20

Finding the Fourth Proportional to 13,104,090.80, 19,656,136.20 and 12,096,321.20

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Solution

The fourth proportional to 13,104,090.80, 19,656,136.20 and 12,096,321.20 is: 18,144,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104,090.80 : 19,656,136.20 = 12,096,321.20 : x
  2. Step 2: Convert to fraction form
    13,104,090.80/19,656,136.20 = 12,096,321.20/x
  3. Step 3: Cross multiply
    13,104,090.80x = 19,656,136.20 × 12,096,321.20
  4. Step 4: Simplify right side
    13,104,090.80x = 237,766,937,026,147.41
  5. Step 5: Solve for x
    x = 237,766,937,026,147.41/13,104,090.80
  6. Step 6: Final answer
    x = 18,144,481.80

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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.