Finding the Fourth Proportional to 7,837,335.98, 11,738,105.64 and 3,741,538.18
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Solution
The fourth proportional to 7,837,335.98, 11,738,105.64 and 3,741,538.18 is: 5,603,762.62
Step by Step Solution
- Step 1: Write the proportion equation
7,837,335.98 : 11,738,105.64 = 3,741,538.18 : x - Step 2: Convert to fraction form
7,837,335.98/11,738,105.64 = 3,741,538.18/x - Step 3: Cross multiply
7,837,335.98x = 11,738,105.64 × 3,741,538.18 - Step 4: Simplify right side
7,837,335.98x = 43,918,570,412,933.34 - Step 5: Solve for x
x = 43,918,570,412,933.34/7,837,335.98 - Step 6: Final answer
x = 5,603,762.62
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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.