Home / 20,728,848.24-31,092,151.23-6,351,957.54

Finding the Fourth Proportional to 20,728,848.24, 31,092,151.23 and 6,351,957.54

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Solution

The fourth proportional to 20,728,848.24, 31,092,151.23 and 6,351,957.54 is: 9,527,592.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,728,848.24 : 31,092,151.23 = 6,351,957.54 : x
  2. Step 2: Convert to fraction form
    20,728,848.24/31,092,151.23 = 6,351,957.54/x
  3. Step 3: Cross multiply
    20,728,848.24x = 31,092,151.23 × 6,351,957.54
  4. Step 4: Simplify right side
    20,728,848.24x = 197,496,024,440,218.78
  5. Step 5: Solve for x
    x = 197,496,024,440,218.78/20,728,848.24
  6. Step 6: Final answer
    x = 9,527,592.76

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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.