Finding the Fourth Proportional to 5,474,235.18, 7,553,911.92 and 3,026,511.06
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Solution
The fourth proportional to 5,474,235.18, 7,553,911.92 and 3,026,511.06 is: 4,176,290.79
Step by Step Solution
- Step 1: Write the proportion equation
5,474,235.18 : 7,553,911.92 = 3,026,511.06 : x - Step 2: Convert to fraction form
5,474,235.18/7,553,911.92 = 3,026,511.06/x - Step 3: Cross multiply
5,474,235.18x = 7,553,911.92 × 3,026,511.06 - Step 4: Simplify right side
5,474,235.18x = 22,861,997,972,145.84 - Step 5: Solve for x
x = 22,861,997,972,145.84/5,474,235.18 - Step 6: Final answer
x = 4,176,290.79
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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.