Home / 19,682,704.80-29,524,057.20-12,085,034.40

Finding the Fourth Proportional to 19,682,704.80, 29,524,057.20 and 12,085,034.40

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Solution

The fourth proportional to 19,682,704.80, 29,524,057.20 and 12,085,034.40 is: 18,127,551.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,682,704.80 : 29,524,057.20 = 12,085,034.40 : x
  2. Step 2: Convert to fraction form
    19,682,704.80/29,524,057.20 = 12,085,034.40/x
  3. Step 3: Cross multiply
    19,682,704.80x = 29,524,057.20 × 12,085,034.40
  4. Step 4: Simplify right side
    19,682,704.80x = 356,799,246,889,567.69
  5. Step 5: Solve for x
    x = 356,799,246,889,567.69/19,682,704.80
  6. Step 6: Final answer
    x = 18,127,551.60

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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.