Finding the Fourth Proportional to 12,203,804.08, 18,197,884.12 and 12,094,268.18
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Solution
The fourth proportional to 12,203,804.08, 18,197,884.12 and 12,094,268.18 is: 18,034,548.03
Step by Step Solution
- Step 1: Write the proportion equation
12,203,804.08 : 18,197,884.12 = 12,094,268.18 : x - Step 2: Convert to fraction form
12,203,804.08/18,197,884.12 = 12,094,268.18/x - Step 3: Cross multiply
12,203,804.08x = 18,197,884.12 × 12,094,268.18 - Step 4: Simplify right side
12,203,804.08x = 220,090,090,855,843.31 - Step 5: Solve for x
x = 220,090,090,855,843.31/12,203,804.08 - Step 6: Final answer
x = 18,034,548.03
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.