Finding the Fourth Proportional to 27,101,328.12, 37,398,832.92 and 14,711,149.74
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Solution
The fourth proportional to 27,101,328.12, 37,398,832.92 and 14,711,149.74 is: 20,300,843.88
Step by Step Solution
- Step 1: Write the proportion equation
27,101,328.12 : 37,398,832.92 = 14,711,149.74 : x - Step 2: Convert to fraction form
27,101,328.12/37,398,832.92 = 14,711,149.74/x - Step 3: Cross multiply
27,101,328.12x = 37,398,832.92 × 14,711,149.74 - Step 4: Simplify right side
27,101,328.12x = 550,179,831,187,361.50 - Step 5: Solve for x
x = 550,179,831,187,361.50/27,101,328.12 - Step 6: Final answer
x = 20,300,843.88
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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.