Finding the Fourth Proportional to 7,634,892.08, 11,452,039.18 and 2,586,202.56
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Solution
The fourth proportional to 7,634,892.08, 11,452,039.18 and 2,586,202.56 is: 3,879,202.58
Step by Step Solution
- Step 1: Write the proportion equation
7,634,892.08 : 11,452,039.18 = 2,586,202.56 : x - Step 2: Convert to fraction form
7,634,892.08/11,452,039.18 = 2,586,202.56/x - Step 3: Cross multiply
7,634,892.08x = 11,452,039.18 × 2,586,202.56 - Step 4: Simplify right side
7,634,892.08x = 29,617,293,044,536.30 - Step 5: Solve for x
x = 29,617,293,044,536.30/7,634,892.08 - Step 6: Final answer
x = 3,879,202.58
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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.