Finding the Fourth Proportional to 8,022,585.90, 11,071,087.14 and 4,351,423.62
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Solution
The fourth proportional to 8,022,585.90, 11,071,087.14 and 4,351,423.62 is: 6,004,920.44
Step by Step Solution
- Step 1: Write the proportion equation
8,022,585.90 : 11,071,087.14 = 4,351,423.62 : x - Step 2: Convert to fraction form
8,022,585.90/11,071,087.14 = 4,351,423.62/x - Step 3: Cross multiply
8,022,585.90x = 11,071,087.14 × 4,351,423.62 - Step 4: Simplify right side
8,022,585.90x = 48,174,990,080,074.25 - Step 5: Solve for x
x = 48,174,990,080,074.25/8,022,585.90 - Step 6: Final answer
x = 6,004,920.44
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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.