Home / 13,474,803.60-20,212,205.40-5,389,027.20

Finding the Fourth Proportional to 13,474,803.60, 20,212,205.40 and 5,389,027.20

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Solution

The fourth proportional to 13,474,803.60, 20,212,205.40 and 5,389,027.20 is: 8,083,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474,803.60 : 20,212,205.40 = 5,389,027.20 : x
  2. Step 2: Convert to fraction form
    13,474,803.60/20,212,205.40 = 5,389,027.20/x
  3. Step 3: Cross multiply
    13,474,803.60x = 20,212,205.40 × 5,389,027.20
  4. Step 4: Simplify right side
    13,474,803.60x = 108,924,124,672,586.88
  5. Step 5: Solve for x
    x = 108,924,124,672,586.88/13,474,803.60
  6. Step 6: Final answer
    x = 8,083,540.80

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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.