Finding the Fourth Proportional to 5,474,276.52, 7,550,942.49 and 3,511,044.87
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Solution
The fourth proportional to 5,474,276.52, 7,550,942.49 and 3,511,044.87 is: 4,842,959.21
Step by Step Solution
- Step 1: Write the proportion equation
5,474,276.52 : 7,550,942.49 = 3,511,044.87 : x - Step 2: Convert to fraction form
5,474,276.52/7,550,942.49 = 3,511,044.87/x - Step 3: Cross multiply
5,474,276.52x = 7,550,942.49 × 3,511,044.87 - Step 4: Simplify right side
5,474,276.52x = 26,511,697,893,179.53 - Step 5: Solve for x
x = 26,511,697,893,179.53/5,474,276.52 - Step 6: Final answer
x = 4,842,959.21
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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.