Finding the Fourth Proportional to 7,060,757.26, 9,743,065.30 and 3,962,569.98
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Solution
The fourth proportional to 7,060,757.26, 9,743,065.30 and 3,962,569.98 is: 5,467,908.99
Step by Step Solution
- Step 1: Write the proportion equation
7,060,757.26 : 9,743,065.30 = 3,962,569.98 : x - Step 2: Convert to fraction form
7,060,757.26/9,743,065.30 = 3,962,569.98/x - Step 3: Cross multiply
7,060,757.26x = 9,743,065.30 × 3,962,569.98 - Step 4: Simplify right side
7,060,757.26x = 38,607,578,070,959.70 - Step 5: Solve for x
x = 38,607,578,070,959.70/7,060,757.26 - Step 6: Final answer
x = 5,467,908.99
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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.