Finding the Fourth Proportional to 7,136,248.26, 9,848,093.49 and 3,873,091.98
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Solution
The fourth proportional to 7,136,248.26, 9,848,093.49 and 3,873,091.98 is: 5,344,905.41
Step by Step Solution
- Step 1: Write the proportion equation
7,136,248.26 : 9,848,093.49 = 3,873,091.98 : x - Step 2: Convert to fraction form
7,136,248.26/9,848,093.49 = 3,873,091.98/x - Step 3: Cross multiply
7,136,248.26x = 9,848,093.49 × 3,873,091.98 - Step 4: Simplify right side
7,136,248.26x = 38,142,571,914,409.21 - Step 5: Solve for x
x = 38,142,571,914,409.21/7,136,248.26 - Step 6: Final answer
x = 5,344,905.41
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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.