Finding the Fourth Proportional to 37,330,108.80, 55,995,163.20 and 10,403,764.80
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Solution
The fourth proportional to 37,330,108.80, 55,995,163.20 and 10,403,764.80 is: 15,605,647.20
Step by Step Solution
- Step 1: Write the proportion equation
37,330,108.80 : 55,995,163.20 = 10,403,764.80 : x - Step 2: Convert to fraction form
37,330,108.80/55,995,163.20 = 10,403,764.80/x - Step 3: Cross multiply
37,330,108.80x = 55,995,163.20 × 10,403,764.80 - Step 4: Simplify right side
37,330,108.80x = 582,560,507,870,415.38 - Step 5: Solve for x
x = 582,560,507,870,415.38/37,330,108.80 - Step 6: Final answer
x = 15,605,647.20
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1.5x scale
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.