Finding the Fourth Proportional to 8,055,917.67, 12,083,548.79 and 1,990,496.65
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Solution
The fourth proportional to 8,055,917.67, 12,083,548.79 and 1,990,496.65 is: 2,985,664.00
Step by Step Solution
- Step 1: Write the proportion equation
8,055,917.67 : 12,083,548.79 = 1,990,496.65 : x - Step 2: Convert to fraction form
8,055,917.67/12,083,548.79 = 1,990,496.65/x - Step 3: Cross multiply
8,055,917.67x = 12,083,548.79 × 1,990,496.65 - Step 4: Simplify right side
8,055,917.67x = 24,052,263,386,606.55 - Step 5: Solve for x
x = 24,052,263,386,606.55/8,055,917.67 - Step 6: Final answer
x = 2,985,664.00
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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.