Home / 11,271,081.75-15,544,491.48-8,663,896.50

Finding the Fourth Proportional to 11,271,081.75, 15,544,491.48 and 8,663,896.50

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Solution

The fourth proportional to 11,271,081.75, 15,544,491.48 and 8,663,896.50 is: 11,948,796.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271,081.75 : 15,544,491.48 = 8,663,896.50 : x
  2. Step 2: Convert to fraction form
    11,271,081.75/15,544,491.48 = 8,663,896.50/x
  3. Step 3: Cross multiply
    11,271,081.75x = 15,544,491.48 × 8,663,896.50
  4. Step 4: Simplify right side
    11,271,081.75x = 134,675,865,327,851.83
  5. Step 5: Solve for x
    x = 134,675,865,327,851.83/11,271,081.75
  6. Step 6: Final answer
    x = 11,948,796.78

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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.