Finding the Fourth Proportional to 6,136,619.76, 9,207,174.22 and 2,855,539.08
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Solution
The fourth proportional to 6,136,619.76, 9,207,174.22 and 2,855,539.08 is: 4,284,353.09
Step by Step Solution
- Step 1: Write the proportion equation
6,136,619.76 : 9,207,174.22 = 2,855,539.08 : x - Step 2: Convert to fraction form
6,136,619.76/9,207,174.22 = 2,855,539.08/x - Step 3: Cross multiply
6,136,619.76x = 9,207,174.22 × 2,855,539.08 - Step 4: Simplify right side
6,136,619.76x = 26,291,445,801,578.52 - Step 5: Solve for x
x = 26,291,445,801,578.52/6,136,619.76 - Step 6: Final answer
x = 4,284,353.09
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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.