Finding the Fourth Proportional to 7,567,855.38, 11,355,326.06 and 3,307,470.03
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Solution
The fourth proportional to 7,567,855.38, 11,355,326.06 and 3,307,470.03 is: 4,962,753.48
Step by Step Solution
- Step 1: Write the proportion equation
7,567,855.38 : 11,355,326.06 = 3,307,470.03 : x - Step 2: Convert to fraction form
7,567,855.38/11,355,326.06 = 3,307,470.03/x - Step 3: Cross multiply
7,567,855.38x = 11,355,326.06 × 3,307,470.03 - Step 4: Simplify right side
7,567,855.38x = 37,557,400,607,790.62 - Step 5: Solve for x
x = 37,557,400,607,790.62/7,567,855.38 - Step 6: Final answer
x = 4,962,753.48
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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.