Home / 11,939,568.98-16,476,659.82-6,783,213.47

Finding the Fourth Proportional to 11,939,568.98, 16,476,659.82 and 6,783,213.47

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Solution

The fourth proportional to 11,939,568.98, 16,476,659.82 and 6,783,213.47 is: 9,360,865.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,939,568.98 : 16,476,659.82 = 6,783,213.47 : x
  2. Step 2: Convert to fraction form
    11,939,568.98/16,476,659.82 = 6,783,213.47/x
  3. Step 3: Cross multiply
    11,939,568.98x = 16,476,659.82 × 6,783,213.47
  4. Step 4: Simplify right side
    11,939,568.98x = 111,764,700,749,248.47
  5. Step 5: Solve for x
    x = 111,764,700,749,248.47/11,939,568.98
  6. Step 6: Final answer
    x = 9,360,865.62

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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.