Finding the Fourth Proportional to 16,879,331.36, 25,318,997.34 and 4,099,749.94
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Solution
The fourth proportional to 16,879,331.36, 25,318,997.34 and 4,099,749.94 is: 6,149,624.98
Step by Step Solution
- Step 1: Write the proportion equation
16,879,331.36 : 25,318,997.34 = 4,099,749.94 : x - Step 2: Convert to fraction form
16,879,331.36/25,318,997.34 = 4,099,749.94/x - Step 3: Cross multiply
16,879,331.36x = 25,318,997.34 × 4,099,749.94 - Step 4: Simplify right side
16,879,331.36x = 103,801,557,825,525.16 - Step 5: Solve for x
x = 103,801,557,825,525.16/16,879,331.36 - Step 6: Final answer
x = 6,149,624.98
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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.