Home / 11,972,122.11-16,521,527.88-6,465,496.43

Finding the Fourth Proportional to 11,972,122.11, 16,521,527.88 and 6,465,496.43

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Solution

The fourth proportional to 11,972,122.11, 16,521,527.88 and 6,465,496.43 is: 8,922,384.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972,122.11 : 16,521,527.88 = 6,465,496.43 : x
  2. Step 2: Convert to fraction form
    11,972,122.11/16,521,527.88 = 6,465,496.43/x
  3. Step 3: Cross multiply
    11,972,122.11x = 16,521,527.88 × 6,465,496.43
  4. Step 4: Simplify right side
    11,972,122.11x = 106,819,879,567,589.30
  5. Step 5: Solve for x
    x = 106,819,879,567,589.30/11,972,122.11
  6. Step 6: Final answer
    x = 8,922,384.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.