Finding the Fourth Proportional to 21,902,625.20, 32,851,427.70 and 5,730,137.12
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Solution
The fourth proportional to 21,902,625.20, 32,851,427.70 and 5,730,137.12 is: 8,594,548.99
Step by Step Solution
- Step 1: Write the proportion equation
21,902,625.20 : 32,851,427.70 = 5,730,137.12 : x - Step 2: Convert to fraction form
21,902,625.20/32,851,427.70 = 5,730,137.12/x - Step 3: Cross multiply
21,902,625.20x = 32,851,427.70 × 5,730,137.12 - Step 4: Simplify right side
21,902,625.20x = 188,243,185,308,766.22 - Step 5: Solve for x
x = 188,243,185,308,766.22/21,902,625.20 - Step 6: Final answer
x = 8,594,548.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.