Finding the Fourth Proportional to 32,157,086.70, 48,235,630.05 and 18,552,197.10
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Solution
The fourth proportional to 32,157,086.70, 48,235,630.05 and 18,552,197.10 is: 27,828,295.65
Step by Step Solution
- Step 1: Write the proportion equation
32,157,086.70 : 48,235,630.05 = 18,552,197.10 : x - Step 2: Convert to fraction form
32,157,086.70/48,235,630.05 = 18,552,197.10/x - Step 3: Cross multiply
32,157,086.70x = 48,235,630.05 × 18,552,197.10 - Step 4: Simplify right side
32,157,086.70x = 894,876,915,930,282.88 - Step 5: Solve for x
x = 894,876,915,930,282.88/32,157,086.70 - Step 6: Final answer
x = 27,828,295.65
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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.