Finding the Fourth Proportional to 81,325,229.32, 121,989,301.90 and 29,546,604.68
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Solution
The fourth proportional to 81,325,229.32, 121,989,301.90 and 29,546,604.68 is: 44,320,436.70
Step by Step Solution
- Step 1: Write the proportion equation
81,325,229.32 : 121,989,301.90 = 29,546,604.68 : x - Step 2: Convert to fraction form
81,325,229.32/121,989,301.90 = 29,546,604.68/x - Step 3: Cross multiply
81,325,229.32x = 121,989,301.90 × 29,546,604.68 - Step 4: Simplify right side
81,325,229.32x = 3,604,369,678,428,473 - Step 5: Solve for x
x = 3,604,369,678,428,473/81,325,229.32 - Step 6: Final answer
x = 44,320,436.70
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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.