Finding the Fourth Proportional to 9,766,355.38, 14,649,525.39 and 2,942,928.65
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Solution
The fourth proportional to 9,766,355.38, 14,649,525.39 and 2,942,928.65 is: 4,414,390.66
Step by Step Solution
- Step 1: Write the proportion equation
9,766,355.38 : 14,649,525.39 = 2,942,928.65 : x - Step 2: Convert to fraction form
9,766,355.38/14,649,525.39 = 2,942,928.65/x - Step 3: Cross multiply
9,766,355.38x = 14,649,525.39 × 2,942,928.65 - Step 4: Simplify right side
9,766,355.38x = 43,112,508,010,239.24 - Step 5: Solve for x
x = 43,112,508,010,239.24/9,766,355.38 - Step 6: Final answer
x = 4,414,390.66
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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.