Home / 11,848,782.72-16,351,316.16-6,416,273.28

Finding the Fourth Proportional to 11,848,782.72, 16,351,316.16 and 6,416,273.28

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Solution

The fourth proportional to 11,848,782.72, 16,351,316.16 and 6,416,273.28 is: 8,854,454.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848,782.72 : 16,351,316.16 = 6,416,273.28 : x
  2. Step 2: Convert to fraction form
    11,848,782.72/16,351,316.16 = 6,416,273.28/x
  3. Step 3: Cross multiply
    11,848,782.72x = 16,351,316.16 × 6,416,273.28
  4. Step 4: Simplify right side
    11,848,782.72x = 104,914,512,970,240.20
  5. Step 5: Solve for x
    x = 104,914,512,970,240.20/11,848,782.72
  6. Step 6: Final answer
    x = 8,854,454.96

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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.