Home / 19,682,673.80-29,524,010.70-12,085,003.40

Finding the Fourth Proportional to 19,682,673.80, 29,524,010.70 and 12,085,003.40

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Solution

The fourth proportional to 19,682,673.80, 29,524,010.70 and 12,085,003.40 is: 18,127,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,682,673.80 : 29,524,010.70 = 12,085,003.40 : x
  2. Step 2: Convert to fraction form
    19,682,673.80/29,524,010.70 = 12,085,003.40/x
  3. Step 3: Cross multiply
    19,682,673.80x = 29,524,010.70 × 12,085,003.40
  4. Step 4: Simplify right side
    19,682,673.80x = 356,797,769,691,136.38
  5. Step 5: Solve for x
    x = 356,797,769,691,136.38/19,682,673.80
  6. Step 6: Final answer
    x = 18,127,505.10

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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.