Finding the Fourth Proportional to 8,993,594.58, 12,415,213.35 and 5,734,789.62
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Solution
The fourth proportional to 8,993,594.58, 12,415,213.35 and 5,734,789.62 is: 7,916,593.97
Step by Step Solution
- Step 1: Write the proportion equation
8,993,594.58 : 12,415,213.35 = 5,734,789.62 : x - Step 2: Convert to fraction form
8,993,594.58/12,415,213.35 = 5,734,789.62/x - Step 3: Cross multiply
8,993,594.58x = 12,415,213.35 × 5,734,789.62 - Step 4: Simplify right side
8,993,594.58x = 71,198,636,649,665.42 - Step 5: Solve for x
x = 71,198,636,649,665.42/8,993,594.58 - Step 6: Final answer
x = 7,916,593.97
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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.