Finding the Fourth Proportional to 7,259,734.51, 10,891,470.29 and 2,141,957.68
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Solution
The fourth proportional to 7,259,734.51, 10,891,470.29 and 2,141,957.68 is: 3,213,487.82
Step by Step Solution
- Step 1: Write the proportion equation
7,259,734.51 : 10,891,470.29 = 2,141,957.68 : x - Step 2: Convert to fraction form
7,259,734.51/10,891,470.29 = 2,141,957.68/x - Step 3: Cross multiply
7,259,734.51x = 10,891,470.29 × 2,141,957.68 - Step 4: Simplify right side
7,259,734.51x = 23,329,068,434,157.33 - Step 5: Solve for x
x = 23,329,068,434,157.33/7,259,734.51 - Step 6: Final answer
x = 3,213,487.82
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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.