Finding the Fourth Proportional to 7,136,801.36, 9,848,662.29 and 3,873,546.02
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Solution
The fourth proportional to 7,136,801.36, 9,848,662.29 and 3,873,546.02 is: 5,345,426.43
Step by Step Solution
- Step 1: Write the proportion equation
7,136,801.36 : 9,848,662.29 = 3,873,546.02 : x - Step 2: Convert to fraction form
7,136,801.36/9,848,662.29 = 3,873,546.02/x - Step 3: Cross multiply
7,136,801.36x = 9,848,662.29 × 3,873,546.02 - Step 4: Simplify right side
7,136,801.36x = 38,149,246,640,375.23 - Step 5: Solve for x
x = 38,149,246,640,375.23/7,136,801.36 - Step 6: Final answer
x = 5,345,426.43
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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.