Finding the Fourth Proportional to 11,378,062.08, 17,067,109.54 and 4,646,476.08
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Solution
The fourth proportional to 11,378,062.08, 17,067,109.54 and 4,646,476.08 is: 6,969,720.83
Step by Step Solution
- Step 1: Write the proportion equation
11,378,062.08 : 17,067,109.54 = 4,646,476.08 : x - Step 2: Convert to fraction form
11,378,062.08/17,067,109.54 = 4,646,476.08/x - Step 3: Cross multiply
11,378,062.08x = 17,067,109.54 × 4,646,476.08 - Step 4: Simplify right side
11,378,062.08x = 79,301,916,232,349.80 - Step 5: Solve for x
x = 79,301,916,232,349.80/11,378,062.08 - Step 6: Final answer
x = 6,969,720.83
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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.