Finding the Fourth Proportional to 8,083,458.99, 11,136,224.66 and 5,631,635.16
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Solution
The fourth proportional to 8,083,458.99, 11,136,224.66 and 5,631,635.16 is: 7,758,455.19
Step by Step Solution
- Step 1: Write the proportion equation
8,083,458.99 : 11,136,224.66 = 5,631,635.16 : x - Step 2: Convert to fraction form
8,083,458.99/11,136,224.66 = 5,631,635.16/x - Step 3: Cross multiply
8,083,458.99x = 11,136,224.66 × 5,631,635.16 - Step 4: Simplify right side
8,083,458.99x = 62,715,154,316,756.87 - Step 5: Solve for x
x = 62,715,154,316,756.87/8,083,458.99 - Step 6: Final answer
x = 7,758,455.19
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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.