Finding the Fourth Proportional to 11,179,530.01, 16,772,837.96 and 3,990,904.75
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Solution
The fourth proportional to 11,179,530.01, 16,772,837.96 and 3,990,904.75 is: 5,987,621.90
Step by Step Solution
- Step 1: Write the proportion equation
11,179,530.01 : 16,772,837.96 = 3,990,904.75 : x - Step 2: Convert to fraction form
11,179,530.01/16,772,837.96 = 3,990,904.75/x - Step 3: Cross multiply
11,179,530.01x = 16,772,837.96 × 3,990,904.75 - Step 4: Simplify right side
11,179,530.01x = 66,938,798,685,544.31 - Step 5: Solve for x
x = 66,938,798,685,544.31/11,179,530.01 - Step 6: Final answer
x = 5,987,621.90
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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.