Finding the Fourth Proportional to 45,685,847.70, 68,528,771.55 and 32,080,958.10
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Solution
The fourth proportional to 45,685,847.70, 68,528,771.55 and 32,080,958.10 is: 48,121,437.15
Step by Step Solution
- Step 1: Write the proportion equation
45,685,847.70 : 68,528,771.55 = 32,080,958.10 : x - Step 2: Convert to fraction form
45,685,847.70/68,528,771.55 = 32,080,958.10/x - Step 3: Cross multiply
45,685,847.70x = 68,528,771.55 × 32,080,958.10 - Step 4: Simplify right side
45,685,847.70x = 2,198,468,648,740,022 - Step 5: Solve for x
x = 2,198,468,648,740,022/45,685,847.70 - Step 6: Final answer
x = 48,121,437.15
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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.