Finding the Fourth Proportional to 12,994,133.44, 19,510,361.12 and 7,248,093.70
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Solution
The fourth proportional to 12,994,133.44, 19,510,361.12 and 7,248,093.70 is: 10,882,828.48
Step by Step Solution
- Step 1: Write the proportion equation
12,994,133.44 : 19,510,361.12 = 7,248,093.70 : x - Step 2: Convert to fraction form
12,994,133.44/19,510,361.12 = 7,248,093.70/x - Step 3: Cross multiply
12,994,133.44x = 19,510,361.12 × 7,248,093.70 - Step 4: Simplify right side
12,994,133.44x = 141,412,925,518,596.97 - Step 5: Solve for x
x = 141,412,925,518,596.97/12,994,133.44 - Step 6: Final answer
x = 10,882,828.48
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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.