Finding the Fourth Proportional to 32,371,695.80, 48,557,543.70 and 22,168,028.60
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Solution
The fourth proportional to 32,371,695.80, 48,557,543.70 and 22,168,028.60 is: 33,252,042.90
Step by Step Solution
- Step 1: Write the proportion equation
32,371,695.80 : 48,557,543.70 = 22,168,028.60 : x - Step 2: Convert to fraction form
32,371,695.80/48,557,543.70 = 22,168,028.60/x - Step 3: Cross multiply
32,371,695.80x = 48,557,543.70 × 22,168,028.60 - Step 4: Simplify right side
32,371,695.80x = 1,076,425,017,487,350 - Step 5: Solve for x
x = 1,076,425,017,487,350/32,371,695.80 - Step 6: Final answer
x = 33,252,042.90
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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.