Home / 9,515,553.60-13,131,112.63-5,164,546.48

Finding the Fourth Proportional to 9,515,553.60, 13,131,112.63 and 5,164,546.48

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Solution

The fourth proportional to 9,515,553.60, 13,131,112.63 and 5,164,546.48 is: 7,126,883.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,553.60 : 13,131,112.63 = 5,164,546.48 : x
  2. Step 2: Convert to fraction form
    9,515,553.60/13,131,112.63 = 5,164,546.48/x
  3. Step 3: Cross multiply
    9,515,553.60x = 13,131,112.63 × 5,164,546.48
  4. Step 4: Simplify right side
    9,515,553.60x = 67,816,241,511,750.05
  5. Step 5: Solve for x
    x = 67,816,241,511,750.05/9,515,553.60
  6. Step 6: Final answer
    x = 7,126,883.45

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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.