Finding the Fourth Proportional to 32,998,463.80, 49,497,695.70 and 30,758,975.80
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Solution
The fourth proportional to 32,998,463.80, 49,497,695.70 and 30,758,975.80 is: 46,138,463.70
Step by Step Solution
- Step 1: Write the proportion equation
32,998,463.80 : 49,497,695.70 = 30,758,975.80 : x - Step 2: Convert to fraction form
32,998,463.80/49,497,695.70 = 30,758,975.80/x - Step 3: Cross multiply
32,998,463.80x = 49,497,695.70 × 30,758,975.80 - Step 4: Simplify right side
32,998,463.80x = 1,522,498,424,192,064.25 - Step 5: Solve for x
x = 1,522,498,424,192,064.25/32,998,463.80 - Step 6: Final answer
x = 46,138,463.70
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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.