Finding the Fourth Proportional to 7,966,114.80, 11,927,053.80 and 7,744,930.80
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Solution
The fourth proportional to 7,966,114.80, 11,927,053.80 and 7,744,930.80 is: 11,595,891.93
Step by Step Solution
- Step 1: Write the proportion equation
7,966,114.80 : 11,927,053.80 = 7,744,930.80 : x - Step 2: Convert to fraction form
7,966,114.80/11,927,053.80 = 7,744,930.80/x - Step 3: Cross multiply
7,966,114.80x = 11,927,053.80 × 7,744,930.80 - Step 4: Simplify right side
7,966,114.80x = 92,374,206,328,877.05 - Step 5: Solve for x
x = 92,374,206,328,877.05/7,966,114.80 - Step 6: Final answer
x = 11,595,891.93
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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.