Home / 13,509,745.11-20,264,658.84-3,274,564.73

Finding the Fourth Proportional to 13,509,745.11, 20,264,658.84 and 3,274,564.73

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Solution

The fourth proportional to 13,509,745.11, 20,264,658.84 and 3,274,564.73 is: 4,911,857.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,509,745.11 : 20,264,658.84 = 3,274,564.73 : x
  2. Step 2: Convert to fraction form
    13,509,745.11/20,264,658.84 = 3,274,564.73/x
  3. Step 3: Cross multiply
    13,509,745.11x = 20,264,658.84 × 3,274,564.73
  4. Step 4: Simplify right side
    13,509,745.11x = 66,357,937,001,623.42
  5. Step 5: Solve for x
    x = 66,357,937,001,623.42/13,509,745.11
  6. Step 6: Final answer
    x = 4,911,857.07

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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.