Finding the Fourth Proportional to 5,414,464.23, 8,117,479.37 and 2,680,124.19
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Solution
The fourth proportional to 5,414,464.23, 8,117,479.37 and 2,680,124.19 is: 4,018,098.91
Step by Step Solution
- Step 1: Write the proportion equation
5,414,464.23 : 8,117,479.37 = 2,680,124.19 : x - Step 2: Convert to fraction form
5,414,464.23/8,117,479.37 = 2,680,124.19/x - Step 3: Cross multiply
5,414,464.23x = 8,117,479.37 × 2,680,124.19 - Step 4: Simplify right side
5,414,464.23x = 21,755,852,807,962.34 - Step 5: Solve for x
x = 21,755,852,807,962.34/5,414,464.23 - Step 6: Final answer
x = 4,018,098.91
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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.