Finding the Fourth Proportional to 5,861,442.98, 8,084,752.74 and 4,122,799.85
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Solution
The fourth proportional to 5,861,442.98, 8,084,752.74 and 4,122,799.85 is: 5,686,623.15
Step by Step Solution
- Step 1: Write the proportion equation
5,861,442.98 : 8,084,752.74 = 4,122,799.85 : x - Step 2: Convert to fraction form
5,861,442.98/8,084,752.74 = 4,122,799.85/x - Step 3: Cross multiply
5,861,442.98x = 8,084,752.74 × 4,122,799.85 - Step 4: Simplify right side
5,861,442.98x = 33,331,817,343,335.33 - Step 5: Solve for x
x = 33,331,817,343,335.33/5,861,442.98 - Step 6: Final answer
x = 5,686,623.15
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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.