Finding the Fourth Proportional to 32,341,566.40, 48,512,349.60 and 19,586,982.40
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Solution
The fourth proportional to 32,341,566.40, 48,512,349.60 and 19,586,982.40 is: 29,380,473.60
Step by Step Solution
- Step 1: Write the proportion equation
32,341,566.40 : 48,512,349.60 = 19,586,982.40 : x - Step 2: Convert to fraction form
32,341,566.40/48,512,349.60 = 19,586,982.40/x - Step 3: Cross multiply
32,341,566.40x = 48,512,349.60 × 19,586,982.40 - Step 4: Simplify right side
32,341,566.40x = 950,210,537,797,847 - Step 5: Solve for x
x = 950,210,537,797,847/32,341,566.40 - Step 6: Final answer
x = 29,380,473.60
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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.