Home / 7,112,083.89-9,814,676.70-3,848,899.46

Finding the Fourth Proportional to 7,112,083.89, 9,814,676.70 and 3,848,899.46

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Solution

The fourth proportional to 7,112,083.89, 9,814,676.70 and 3,848,899.46 is: 5,311,481.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112,083.89 : 9,814,676.70 = 3,848,899.46 : x
  2. Step 2: Convert to fraction form
    7,112,083.89/9,814,676.70 = 3,848,899.46/x
  3. Step 3: Cross multiply
    7,112,083.89x = 9,814,676.70 × 3,848,899.46
  4. Step 4: Simplify right side
    7,112,083.89x = 37,775,703,801,631.20
  5. Step 5: Solve for x
    x = 37,775,703,801,631.20/7,112,083.89
  6. Step 6: Final answer
    x = 5,311,481.75

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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.