Finding the Fourth Proportional to 11,256,656.86, 16,884,806.99 and 3,580,190.88
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Solution
The fourth proportional to 11,256,656.86, 16,884,806.99 and 3,580,190.88 is: 5,370,229.61
Step by Step Solution
- Step 1: Write the proportion equation
11,256,656.86 : 16,884,806.99 = 3,580,190.88 : x - Step 2: Convert to fraction form
11,256,656.86/16,884,806.99 = 3,580,190.88/x - Step 3: Cross multiply
11,256,656.86x = 16,884,806.99 × 3,580,190.88 - Step 4: Simplify right side
11,256,656.86x = 60,450,831,996,158.24 - Step 5: Solve for x
x = 60,450,831,996,158.24/11,256,656.86 - Step 6: Final answer
x = 5,370,229.61
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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.