Home / 19,682,576.60-29,523,864.90-12,084,906.20

Finding the Fourth Proportional to 19,682,576.60, 29,523,864.90 and 12,084,906.20

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Solution

The fourth proportional to 19,682,576.60, 29,523,864.90 and 12,084,906.20 is: 18,127,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,682,576.60 : 29,523,864.90 = 12,084,906.20 : x
  2. Step 2: Convert to fraction form
    19,682,576.60/29,523,864.90 = 12,084,906.20/x
  3. Step 3: Cross multiply
    19,682,576.60x = 29,523,864.90 × 12,084,906.20
  4. Step 4: Simplify right side
    19,682,576.60x = 356,793,137,977,972.31
  5. Step 5: Solve for x
    x = 356,793,137,977,972.31/19,682,576.60
  6. Step 6: Final answer
    x = 18,127,359.30

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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.