Finding the Fourth Proportional to 8,444,187.09, 12,683,827.67 and 6,826,783.95
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Solution
The fourth proportional to 8,444,187.09, 12,683,827.67 and 6,826,783.95 is: 10,254,361.99
Step by Step Solution
- Step 1: Write the proportion equation
8,444,187.09 : 12,683,827.67 = 6,826,783.95 : x - Step 2: Convert to fraction form
8,444,187.09/12,683,827.67 = 6,826,783.95/x - Step 3: Cross multiply
8,444,187.09x = 12,683,827.67 × 6,826,783.95 - Step 4: Simplify right side
8,444,187.09x = 86,589,751,127,987.97 - Step 5: Solve for x
x = 86,589,751,127,987.97/8,444,187.09 - Step 6: Final answer
x = 10,254,361.99
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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.