Finding the Fourth Proportional to 5,063,198.30, 6,987,159.14 and 2,740,039.41
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Solution
The fourth proportional to 5,063,198.30, 6,987,159.14 and 2,740,039.41 is: 3,781,224.89
Step by Step Solution
- Step 1: Write the proportion equation
5,063,198.30 : 6,987,159.14 = 2,740,039.41 : x - Step 2: Convert to fraction form
5,063,198.30/6,987,159.14 = 2,740,039.41/x - Step 3: Cross multiply
5,063,198.30x = 6,987,159.14 × 2,740,039.41 - Step 4: Simplify right side
5,063,198.30x = 19,145,091,393,841.51 - Step 5: Solve for x
x = 19,145,091,393,841.51/5,063,198.30 - Step 6: Final answer
x = 3,781,224.89
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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.