Finding the Fourth Proportional to 12,273,724.39, 18,411,324.69 and 3,754,134.67
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Solution
The fourth proportional to 12,273,724.39, 18,411,324.69 and 3,754,134.67 is: 5,631,427.77
Step by Step Solution
- Step 1: Write the proportion equation
12,273,724.39 : 18,411,324.69 = 3,754,134.67 : x - Step 2: Convert to fraction form
12,273,724.39/18,411,324.69 = 3,754,134.67/x - Step 3: Cross multiply
12,273,724.39x = 18,411,324.69 × 3,754,134.67 - Step 4: Simplify right side
12,273,724.39x = 69,118,592,339,356.01 - Step 5: Solve for x
x = 69,118,592,339,356.01/12,273,724.39 - Step 6: Final answer
x = 5,631,427.77
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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.