Finding the Fourth Proportional to 18,531,196.08, 27,796,400.46 and 5,068,024.08
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Solution
The fourth proportional to 18,531,196.08, 27,796,400.46 and 5,068,024.08 is: 7,601,928.46
Step by Step Solution
- Step 1: Write the proportion equation
18,531,196.08 : 27,796,400.46 = 5,068,024.08 : x - Step 2: Convert to fraction form
18,531,196.08/27,796,400.46 = 5,068,024.08/x - Step 3: Cross multiply
18,531,196.08x = 27,796,400.46 × 5,068,024.08 - Step 4: Simplify right side
18,531,196.08x = 140,872,826,868,603.09 - Step 5: Solve for x
x = 140,872,826,868,603.09/18,531,196.08 - Step 6: Final answer
x = 7,601,928.46
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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.