Finding the Fourth Proportional to 27,419,813.69, 41,129,305.34 and 6,670,447.18
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Solution
The fourth proportional to 27,419,813.69, 41,129,305.34 and 6,670,447.18 is: 10,005,569.77
Step by Step Solution
- Step 1: Write the proportion equation
27,419,813.69 : 41,129,305.34 = 6,670,447.18 : x - Step 2: Convert to fraction form
27,419,813.69/41,129,305.34 = 6,670,447.18/x - Step 3: Cross multiply
27,419,813.69x = 41,129,305.34 × 6,670,447.18 - Step 4: Simplify right side
27,419,813.69x = 274,350,858,811,532.25 - Step 5: Solve for x
x = 274,350,858,811,532.25/27,419,813.69 - Step 6: Final answer
x = 10,005,569.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.