Finding the Fourth Proportional to 5,927,579.14, 8,180,067.54 and 3,211,325.14
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Solution
The fourth proportional to 5,927,579.14, 8,180,067.54 and 3,211,325.14 is: 4,431,633.20
Step by Step Solution
- Step 1: Write the proportion equation
5,927,579.14 : 8,180,067.54 = 3,211,325.14 : x - Step 2: Convert to fraction form
5,927,579.14/8,180,067.54 = 3,211,325.14/x - Step 3: Cross multiply
5,927,579.14x = 8,180,067.54 × 3,211,325.14 - Step 4: Simplify right side
5,927,579.14x = 26,268,856,538,099.96 - Step 5: Solve for x
x = 26,268,856,538,099.96/5,927,579.14 - Step 6: Final answer
x = 4,431,633.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.