Finding the Fourth Proportional to 7,557,553.60, 11,335,161.60 and 2,764,121.92
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Solution
The fourth proportional to 7,557,553.60, 11,335,161.60 and 2,764,121.92 is: 4,145,755.40
Step by Step Solution
- Step 1: Write the proportion equation
7,557,553.60 : 11,335,161.60 = 2,764,121.92 : x - Step 2: Convert to fraction form
7,557,553.60/11,335,161.60 = 2,764,121.92/x - Step 3: Cross multiply
7,557,553.60x = 11,335,161.60 × 2,764,121.92 - Step 4: Simplify right side
7,557,553.60x = 31,331,768,645,302.27 - Step 5: Solve for x
x = 31,331,768,645,302.27/7,557,553.60 - Step 6: Final answer
x = 4,145,755.40
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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.