Finding the Fourth Proportional to 5,319,789.94, 7,341,318.26 and 3,027,950.63
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Solution
The fourth proportional to 5,319,789.94, 7,341,318.26 and 3,027,950.63 is: 4,178,576.50
Step by Step Solution
- Step 1: Write the proportion equation
5,319,789.94 : 7,341,318.26 = 3,027,950.63 : x - Step 2: Convert to fraction form
5,319,789.94/7,341,318.26 = 3,027,950.63/x - Step 3: Cross multiply
5,319,789.94x = 7,341,318.26 × 3,027,950.63 - Step 4: Simplify right side
5,319,789.94x = 22,229,149,250,397.50 - Step 5: Solve for x
x = 22,229,149,250,397.50/5,319,789.94 - Step 6: Final answer
x = 4,178,576.50
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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.