Finding the Fourth Proportional to 5,930,437.63, 8,889,290.22 and 2,515,843.09
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Solution
The fourth proportional to 5,930,437.63, 8,889,290.22 and 2,515,843.09 is: 3,771,063.91
Step by Step Solution
- Step 1: Write the proportion equation
5,930,437.63 : 8,889,290.22 = 2,515,843.09 : x - Step 2: Convert to fraction form
5,930,437.63/8,889,290.22 = 2,515,843.09/x - Step 3: Cross multiply
5,930,437.63x = 8,889,290.22 × 2,515,843.09 - Step 4: Simplify right side
5,930,437.63x = 22,364,059,317,965.91 - Step 5: Solve for x
x = 22,364,059,317,965.91/5,930,437.63 - Step 6: Final answer
x = 3,771,063.91
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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.