Finding the Fourth Proportional to 7,378,794.08, 11,071,554.12 and 3,787,083.32
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Solution
The fourth proportional to 7,378,794.08, 11,071,554.12 and 3,787,083.32 is: 5,682,351.00
Step by Step Solution
- Step 1: Write the proportion equation
7,378,794.08 : 11,071,554.12 = 3,787,083.32 : x - Step 2: Convert to fraction form
7,378,794.08/11,071,554.12 = 3,787,083.32/x - Step 3: Cross multiply
7,378,794.08x = 11,071,554.12 × 3,787,083.32 - Step 4: Simplify right side
7,378,794.08x = 41,928,897,934,329.27 - Step 5: Solve for x
x = 41,928,897,934,329.27/7,378,794.08 - Step 6: Final answer
x = 5,682,351.00
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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.