Home / 19,646,160.80-29,469,241.20-10,080,222.80

Finding the Fourth Proportional to 19,646,160.80, 29,469,241.20 and 10,080,222.80

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Solution

The fourth proportional to 19,646,160.80, 29,469,241.20 and 10,080,222.80 is: 15,120,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646,160.80 : 29,469,241.20 = 10,080,222.80 : x
  2. Step 2: Convert to fraction form
    19,646,160.80/29,469,241.20 = 10,080,222.80/x
  3. Step 3: Cross multiply
    19,646,160.80x = 29,469,241.20 × 10,080,222.80
  4. Step 4: Simplify right side
    19,646,160.80x = 297,056,517,042,939.38
  5. Step 5: Solve for x
    x = 297,056,517,042,939.38/19,646,160.80
  6. Step 6: Final answer
    x = 15,120,334.20

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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.