Finding the Fourth Proportional to 7,406,801.92, 11,107,896.94 and 2,613,368.14
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Solution
The fourth proportional to 7,406,801.92, 11,107,896.94 and 2,613,368.14 is: 3,919,238.60
Step by Step Solution
- Step 1: Write the proportion equation
7,406,801.92 : 11,107,896.94 = 2,613,368.14 : x - Step 2: Convert to fraction form
7,406,801.92/11,107,896.94 = 2,613,368.14/x - Step 3: Cross multiply
7,406,801.92x = 11,107,896.94 × 2,613,368.14 - Step 4: Simplify right side
7,406,801.92x = 29,029,023,965,399.49 - Step 5: Solve for x
x = 29,029,023,965,399.49/7,406,801.92 - Step 6: Final answer
x = 3,919,238.60
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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.