Finding the Fourth Proportional to 5,555,229.26, 8,328,359.61 and 5,106,825.95
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Solution
The fourth proportional to 5,555,229.26, 8,328,359.61 and 5,106,825.95 is: 7,656,116.60
Step by Step Solution
- Step 1: Write the proportion equation
5,555,229.26 : 8,328,359.61 = 5,106,825.95 : x - Step 2: Convert to fraction form
5,555,229.26/8,328,359.61 = 5,106,825.95/x - Step 3: Cross multiply
5,555,229.26x = 8,328,359.61 × 5,106,825.95 - Step 4: Simplify right side
5,555,229.26x = 42,531,482,935,638.09 - Step 5: Solve for x
x = 42,531,482,935,638.09/5,555,229.26 - Step 6: Final answer
x = 7,656,116.60
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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.