Finding the Fourth Proportional to 5,966,431.79, 8,233,730.06 and 3,611,683.62
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Solution
The fourth proportional to 5,966,431.79, 8,233,730.06 and 3,611,683.62 is: 4,984,156.20
Step by Step Solution
- Step 1: Write the proportion equation
5,966,431.79 : 8,233,730.06 = 3,611,683.62 : x - Step 2: Convert to fraction form
5,966,431.79/8,233,730.06 = 3,611,683.62/x - Step 3: Cross multiply
5,966,431.79x = 8,233,730.06 × 3,611,683.62 - Step 4: Simplify right side
5,966,431.79x = 29,737,627,971,145.20 - Step 5: Solve for x
x = 29,737,627,971,145.20/5,966,431.79 - Step 6: Final answer
x = 4,984,156.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.