Finding the Fourth Proportional to 6,444,865.08, 8,893,736.42 and 3,544,255.96
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Solution
The fourth proportional to 6,444,865.08, 8,893,736.42 and 3,544,255.96 is: 4,890,975.67
Step by Step Solution
- Step 1: Write the proportion equation
6,444,865.08 : 8,893,736.42 = 3,544,255.96 : x - Step 2: Convert to fraction form
6,444,865.08/8,893,736.42 = 3,544,255.96/x - Step 3: Cross multiply
6,444,865.08x = 8,893,736.42 × 3,544,255.96 - Step 4: Simplify right side
6,444,865.08x = 31,521,678,313,254.06 - Step 5: Solve for x
x = 31,521,678,313,254.06/6,444,865.08 - Step 6: Final answer
x = 4,890,975.67
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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.