Home / 7,111,918.48-9,814,447.20-3,848,733.04

Finding the Fourth Proportional to 7,111,918.48, 9,814,447.20 and 3,848,733.04

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Solution

The fourth proportional to 7,111,918.48, 9,814,447.20 and 3,848,733.04 is: 5,311,251.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,918.48 : 9,814,447.20 = 3,848,733.04 : x
  2. Step 2: Convert to fraction form
    7,111,918.48/9,814,447.20 = 3,848,733.04/x
  3. Step 3: Cross multiply
    7,111,918.48x = 9,814,447.20 × 3,848,733.04
  4. Step 4: Simplify right side
    7,111,918.48x = 37,773,187,207,975.48
  5. Step 5: Solve for x
    x = 37,773,187,207,975.48/7,111,918.48
  6. Step 6: Final answer
    x = 5,311,251.43

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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.