Finding the Fourth Proportional to 18,160,051.96, 27,240,581.76 and 4,512,647.08
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Solution
The fourth proportional to 18,160,051.96, 27,240,581.76 and 4,512,647.08 is: 6,769,095.82
Step by Step Solution
- Step 1: Write the proportion equation
18,160,051.96 : 27,240,581.76 = 4,512,647.08 : x - Step 2: Convert to fraction form
18,160,051.96/27,240,581.76 = 4,512,647.08/x - Step 3: Cross multiply
18,160,051.96x = 27,240,581.76 × 4,512,647.08 - Step 4: Simplify right side
18,160,051.96x = 122,927,131,736,765.27 - Step 5: Solve for x
x = 122,927,131,736,765.27/18,160,051.96 - Step 6: Final answer
x = 6,769,095.82
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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.