Finding the Fourth Proportional to 11,135,845.98, 15,368,546.07 and 6,241,899.42
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Solution
The fourth proportional to 11,135,845.98, 15,368,546.07 and 6,241,899.42 is: 8,614,425.79
Step by Step Solution
- Step 1: Write the proportion equation
11,135,845.98 : 15,368,546.07 = 6,241,899.42 : x - Step 2: Convert to fraction form
11,135,845.98/15,368,546.07 = 6,241,899.42/x - Step 3: Cross multiply
11,135,845.98x = 15,368,546.07 × 6,241,899.42 - Step 4: Simplify right side
11,135,845.98x = 95,928,918,800,576.28 - Step 5: Solve for x
x = 95,928,918,800,576.28/11,135,845.98 - Step 6: Final answer
x = 8,614,425.79
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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.