Finding the Fourth Proportional to 6,821,497.58, 10,233,428.46 and 2,780,184.02
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Solution
The fourth proportional to 6,821,497.58, 10,233,428.46 and 2,780,184.02 is: 4,170,757.80
Step by Step Solution
- Step 1: Write the proportion equation
6,821,497.58 : 10,233,428.46 = 2,780,184.02 : x - Step 2: Convert to fraction form
6,821,497.58/10,233,428.46 = 2,780,184.02/x - Step 3: Cross multiply
6,821,497.58x = 10,233,428.46 × 2,780,184.02 - Step 4: Simplify right side
6,821,497.58x = 28,450,814,212,712.38 - Step 5: Solve for x
x = 28,450,814,212,712.38/6,821,497.58 - Step 6: Final answer
x = 4,170,757.80
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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.