Finding the Fourth Proportional to 11,082,386.13, 16,623,578.33 and 5,616,629.62
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Solution
The fourth proportional to 11,082,386.13, 16,623,578.33 and 5,616,629.62 is: 8,424,943.99
Step by Step Solution
- Step 1: Write the proportion equation
11,082,386.13 : 16,623,578.33 = 5,616,629.62 : x - Step 2: Convert to fraction form
11,082,386.13/16,623,578.33 = 5,616,629.62/x - Step 3: Cross multiply
11,082,386.13x = 16,623,578.33 × 5,616,629.62 - Step 4: Simplify right side
11,082,386.13x = 93,368,482,390,088.39 - Step 5: Solve for x
x = 93,368,482,390,088.39/11,082,386.13 - Step 6: Final answer
x = 8,424,943.99
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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.