Finding the Fourth Proportional to 38,147,496.14, 52,641,942.18 and 21,628,731.98
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Solution
The fourth proportional to 38,147,496.14, 52,641,942.18 and 21,628,731.98 is: 29,846,741.56
Step by Step Solution
- Step 1: Write the proportion equation
38,147,496.14 : 52,641,942.18 = 21,628,731.98 : x - Step 2: Convert to fraction form
38,147,496.14/52,641,942.18 = 21,628,731.98/x - Step 3: Cross multiply
38,147,496.14x = 52,641,942.18 × 21,628,731.98 - Step 4: Simplify right side
38,147,496.14x = 1,138,578,458,317,877 - Step 5: Solve for x
x = 1,138,578,458,317,877/38,147,496.14 - Step 6: Final answer
x = 29,846,741.56
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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.