Finding the Fourth Proportional to 14,587,229.44, 20,131,588.74 and 8,062,132.96
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Solution
The fourth proportional to 14,587,229.44, 20,131,588.74 and 8,062,132.96 is: 11,126,413.40
Step by Step Solution
- Step 1: Write the proportion equation
14,587,229.44 : 20,131,588.74 = 8,062,132.96 : x - Step 2: Convert to fraction form
14,587,229.44/20,131,588.74 = 8,062,132.96/x - Step 3: Cross multiply
14,587,229.44x = 20,131,588.74 × 8,062,132.96 - Step 4: Simplify right side
14,587,229.44x = 162,303,545,117,918.84 - Step 5: Solve for x
x = 162,303,545,117,918.84/14,587,229.44 - Step 6: Final answer
x = 11,126,413.40
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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.