Finding the Fourth Proportional to 14,616,123.24, 21,914,220.06 and 7,413,769.08
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Solution
The fourth proportional to 14,616,123.24, 21,914,220.06 and 7,413,769.08 is: 11,115,599.15
Step by Step Solution
- Step 1: Write the proportion equation
14,616,123.24 : 21,914,220.06 = 7,413,769.08 : x - Step 2: Convert to fraction form
14,616,123.24/21,914,220.06 = 7,413,769.08/x - Step 3: Cross multiply
14,616,123.24x = 21,914,220.06 × 7,413,769.08 - Step 4: Simplify right side
14,616,123.24x = 162,466,967,093,143.75 - Step 5: Solve for x
x = 162,466,967,093,143.75/14,616,123.24 - Step 6: Final answer
x = 11,115,599.15
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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.