Home / 31,526,234.37-47,291,349.42-13,327,037.73

Finding the Fourth Proportional to 31,526,234.37, 47,291,349.42 and 13,327,037.73

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Solution

The fourth proportional to 31,526,234.37, 47,291,349.42 and 13,327,037.73 is: 19,991,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,526,234.37 : 47,291,349.42 = 13,327,037.73 : x
  2. Step 2: Convert to fraction form
    31,526,234.37/47,291,349.42 = 13,327,037.73/x
  3. Step 3: Cross multiply
    31,526,234.37x = 47,291,349.42 × 13,327,037.73
  4. Step 4: Simplify right side
    31,526,234.37x = 630,253,598,022,953.62
  5. Step 5: Solve for x
    x = 630,253,598,022,953.62/31,526,234.37
  6. Step 6: Final answer
    x = 19,991,401.15

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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.