Finding the Fourth Proportional to 32,157,096.20, 48,235,644.30 and 18,552,206.60
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Solution
The fourth proportional to 32,157,096.20, 48,235,644.30 and 18,552,206.60 is: 27,828,309.90
Step by Step Solution
- Step 1: Write the proportion equation
32,157,096.20 : 48,235,644.30 = 18,552,206.60 : x - Step 2: Convert to fraction form
32,157,096.20/48,235,644.30 = 18,552,206.60/x - Step 3: Cross multiply
32,157,096.20x = 48,235,644.30 × 18,552,206.60 - Step 4: Simplify right side
32,157,096.20x = 894,877,638,537,712.38 - Step 5: Solve for x
x = 894,877,638,537,712.38/32,157,096.20 - Step 6: Final answer
x = 27,828,309.90
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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.