Home / 11,985,757.37-17,978,971.03-3,898,733.04

Finding the Fourth Proportional to 11,985,757.37, 17,978,971.03 and 3,898,733.04

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Solution

The fourth proportional to 11,985,757.37, 17,978,971.03 and 3,898,733.04 is: 5,848,208.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,985,757.37 : 17,978,971.03 = 3,898,733.04 : x
  2. Step 2: Convert to fraction form
    11,985,757.37/17,978,971.03 = 3,898,733.04/x
  3. Step 3: Cross multiply
    11,985,757.37x = 17,978,971.03 × 3,898,733.04
  4. Step 4: Simplify right side
    11,985,757.37x = 70,095,208,370,117
  5. Step 5: Solve for x
    x = 70,095,208,370,117/11,985,757.37
  6. Step 6: Final answer
    x = 5,848,208.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.