Finding the Fourth Proportional to 6,775,731.21, 10,161,441.30 and 2,225,724.39
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Solution
The fourth proportional to 6,775,731.21, 10,161,441.30 and 2,225,724.39 is: 3,337,878.53
Step by Step Solution
- Step 1: Write the proportion equation
6,775,731.21 : 10,161,441.30 = 2,225,724.39 : x - Step 2: Convert to fraction form
6,775,731.21/10,161,441.30 = 2,225,724.39/x - Step 3: Cross multiply
6,775,731.21x = 10,161,441.30 × 2,225,724.39 - Step 4: Simplify right side
6,775,731.21x = 22,616,567,738,963.31 - Step 5: Solve for x
x = 22,616,567,738,963.31/6,775,731.21 - Step 6: Final answer
x = 3,337,878.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.