Finding the Fourth Proportional to 6,177,925.98, 8,516,087.28 and 4,337,220.42
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Solution
The fourth proportional to 6,177,925.98, 8,516,087.28 and 4,337,220.42 is: 5,978,729.39
Step by Step Solution
- Step 1: Write the proportion equation
6,177,925.98 : 8,516,087.28 = 4,337,220.42 : x - Step 2: Convert to fraction form
6,177,925.98/8,516,087.28 = 4,337,220.42/x - Step 3: Cross multiply
6,177,925.98x = 8,516,087.28 × 4,337,220.42 - Step 4: Simplify right side
6,177,925.98x = 36,936,147,649,318.26 - Step 5: Solve for x
x = 36,936,147,649,318.26/6,177,925.98 - Step 6: Final answer
x = 5,978,729.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.