Finding the Fourth Proportional to 5,540,597.80, 8,306,231.10 and 2,881,205.80
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Solution
The fourth proportional to 5,540,597.80, 8,306,231.10 and 2,881,205.80 is: 4,319,382.51
Step by Step Solution
- Step 1: Write the proportion equation
5,540,597.80 : 8,306,231.10 = 2,881,205.80 : x - Step 2: Convert to fraction form
5,540,597.80/8,306,231.10 = 2,881,205.80/x - Step 3: Cross multiply
5,540,597.80x = 8,306,231.10 × 2,881,205.80 - Step 4: Simplify right side
5,540,597.80x = 23,931,961,221,460.38 - Step 5: Solve for x
x = 23,931,961,221,460.38/5,540,597.80 - Step 6: Final answer
x = 4,319,382.51
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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.