Finding the Fourth Proportional to 5,592,340.63, 7,717,356.71 and 3,144,950.88
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Solution
The fourth proportional to 5,592,340.63, 7,717,356.71 and 3,144,950.88 is: 4,339,990.95
Step by Step Solution
- Step 1: Write the proportion equation
5,592,340.63 : 7,717,356.71 = 3,144,950.88 : x - Step 2: Convert to fraction form
5,592,340.63/7,717,356.71 = 3,144,950.88/x - Step 3: Cross multiply
5,592,340.63x = 7,717,356.71 × 3,144,950.88 - Step 4: Simplify right side
5,592,340.63x = 24,270,707,722,076.87 - Step 5: Solve for x
x = 24,270,707,722,076.87/5,592,340.63 - Step 6: Final answer
x = 4,339,990.95
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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.