Finding the Fourth Proportional to 18,179,107.80, 27,266,647.44 and 6,507,013.08
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Solution
The fourth proportional to 18,179,107.80, 27,266,647.44 and 6,507,013.08 is: 9,759,798.64
Step by Step Solution
- Step 1: Write the proportion equation
18,179,107.80 : 27,266,647.44 = 6,507,013.08 : x - Step 2: Convert to fraction form
18,179,107.80/27,266,647.44 = 6,507,013.08/x - Step 3: Cross multiply
18,179,107.80x = 27,266,647.44 × 6,507,013.08 - Step 4: Simplify right side
18,179,107.80x = 177,424,431,539,828.53 - Step 5: Solve for x
x = 177,424,431,539,828.53/18,179,107.80 - Step 6: Final answer
x = 9,759,798.64
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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.