Finding the Fourth Proportional to 6,129,571.26, 8,458,808.31 and 3,552,746.70
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Solution
The fourth proportional to 6,129,571.26, 8,458,808.31 and 3,552,746.70 is: 4,902,790.43
Step by Step Solution
- Step 1: Write the proportion equation
6,129,571.26 : 8,458,808.31 = 3,552,746.70 : x - Step 2: Convert to fraction form
6,129,571.26/8,458,808.31 = 3,552,746.70/x - Step 3: Cross multiply
6,129,571.26x = 8,458,808.31 × 3,552,746.70 - Step 4: Simplify right side
6,129,571.26x = 30,052,003,309,285.08 - Step 5: Solve for x
x = 30,052,003,309,285.08/6,129,571.26 - Step 6: Final answer
x = 4,902,790.43
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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.