Home / 20,413,197.90-30,633,793.65-9,061,793.10

Finding the Fourth Proportional to 20,413,197.90, 30,633,793.65 and 9,061,793.10

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Solution

The fourth proportional to 20,413,197.90, 30,633,793.65 and 9,061,793.10 is: 13,598,903.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,413,197.90 : 30,633,793.65 = 9,061,793.10 : x
  2. Step 2: Convert to fraction form
    20,413,197.90/30,633,793.65 = 9,061,793.10/x
  3. Step 3: Cross multiply
    20,413,197.90x = 30,633,793.65 × 9,061,793.10
  4. Step 4: Simplify right side
    20,413,197.90x = 277,597,099,924,393.78
  5. Step 5: Solve for x
    x = 277,597,099,924,393.78/20,413,197.90
  6. Step 6: Final answer
    x = 13,598,903.09

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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.