Finding the Fourth Proportional to 12,415,593.63, 18,623,173.50 and 5,587,334.94
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Solution
The fourth proportional to 12,415,593.63, 18,623,173.50 and 5,587,334.94 is: 8,380,904.78
Step by Step Solution
- Step 1: Write the proportion equation
12,415,593.63 : 18,623,173.50 = 5,587,334.94 : x - Step 2: Convert to fraction form
12,415,593.63/18,623,173.50 = 5,587,334.94/x - Step 3: Cross multiply
12,415,593.63x = 18,623,173.50 × 5,587,334.94 - Step 4: Simplify right side
12,415,593.63x = 104,053,907,990,232.09 - Step 5: Solve for x
x = 104,053,907,990,232.09/12,415,593.63 - Step 6: Final answer
x = 8,380,904.78
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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.