Finding the Fourth Proportional to 7,995,845.74, 11,034,527.91 and 4,374,173.74
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Solution
The fourth proportional to 7,995,845.74, 11,034,527.91 and 4,374,173.74 is: 6,036,502.43
Step by Step Solution
- Step 1: Write the proportion equation
7,995,845.74 : 11,034,527.91 = 4,374,173.74 : x - Step 2: Convert to fraction form
7,995,845.74/11,034,527.91 = 4,374,173.74/x - Step 3: Cross multiply
7,995,845.74x = 11,034,527.91 × 4,374,173.74 - Step 4: Simplify right side
7,995,845.74x = 48,266,942,217,219.09 - Step 5: Solve for x
x = 48,266,942,217,219.09/7,995,845.74 - Step 6: Final answer
x = 6,036,502.43
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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.