Finding the Fourth Proportional to 11,521,204.41, 15,899,745.11 and 6,626,427.87
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Solution
The fourth proportional to 11,521,204.41, 15,899,745.11 and 6,626,427.87 is: 9,144,748.27
Step by Step Solution
- Step 1: Write the proportion equation
11,521,204.41 : 15,899,745.11 = 6,626,427.87 : x - Step 2: Convert to fraction form
11,521,204.41/15,899,745.11 = 6,626,427.87/x - Step 3: Cross multiply
11,521,204.41x = 15,899,745.11 × 6,626,427.87 - Step 4: Simplify right side
11,521,204.41x = 105,358,514,089,668.08 - Step 5: Solve for x
x = 105,358,514,089,668.08/11,521,204.41 - Step 6: Final answer
x = 9,144,748.27
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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.