Finding the Fourth Proportional to 6,913,099.80, 10,366,539.30 and 2,651,851.80
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Solution
The fourth proportional to 6,913,099.80, 10,366,539.30 and 2,651,851.80 is: 3,976,584.56
Step by Step Solution
- Step 1: Write the proportion equation
6,913,099.80 : 10,366,539.30 = 2,651,851.80 : x - Step 2: Convert to fraction form
6,913,099.80/10,366,539.30 = 2,651,851.80/x - Step 3: Cross multiply
6,913,099.80x = 10,366,539.30 × 2,651,851.80 - Step 4: Simplify right side
6,913,099.80x = 27,490,525,902,475.74 - Step 5: Solve for x
x = 27,490,525,902,475.74/6,913,099.80 - Step 6: Final answer
x = 3,976,584.56
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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.