Finding the Fourth Proportional to 48,745,618.67, 73,118,423.57 and 21,451,911.42
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Solution
The fourth proportional to 48,745,618.67, 73,118,423.57 and 21,451,911.42 is: 32,177,865.18
Step by Step Solution
- Step 1: Write the proportion equation
48,745,618.67 : 73,118,423.57 = 21,451,911.42 : x - Step 2: Convert to fraction form
48,745,618.67/73,118,423.57 = 21,451,911.42/x - Step 3: Cross multiply
48,745,618.67x = 73,118,423.57 × 21,451,911.42 - Step 4: Simplify right side
48,745,618.67x = 1,568,529,945,593,680.25 - Step 5: Solve for x
x = 1,568,529,945,593,680.25/48,745,618.67 - Step 6: Final answer
x = 32,177,865.18
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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.