Home / 19,682,695.60-29,524,043.40-12,085,025.20

Finding the Fourth Proportional to 19,682,695.60, 29,524,043.40 and 12,085,025.20

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Solution

The fourth proportional to 19,682,695.60, 29,524,043.40 and 12,085,025.20 is: 18,127,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,682,695.60 : 29,524,043.40 = 12,085,025.20 : x
  2. Step 2: Convert to fraction form
    19,682,695.60/29,524,043.40 = 12,085,025.20/x
  3. Step 3: Cross multiply
    19,682,695.60x = 29,524,043.40 × 12,085,025.20
  4. Step 4: Simplify right side
    19,682,695.60x = 356,798,808,494,893.62
  5. Step 5: Solve for x
    x = 356,798,808,494,893.62/19,682,695.60
  6. Step 6: Final answer
    x = 18,127,537.80

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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.