Finding the Fourth Proportional to 5,039,197.05, 6,953,792.31 and 2,863,438.23
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Solution
The fourth proportional to 5,039,197.05, 6,953,792.31 and 2,863,438.23 is: 3,951,374.50
Step by Step Solution
- Step 1: Write the proportion equation
5,039,197.05 : 6,953,792.31 = 2,863,438.23 : x - Step 2: Convert to fraction form
5,039,197.05/6,953,792.31 = 2,863,438.23/x - Step 3: Cross multiply
5,039,197.05x = 6,953,792.31 × 2,863,438.23 - Step 4: Simplify right side
5,039,197.05x = 19,911,754,743,934.01 - Step 5: Solve for x
x = 19,911,754,743,934.01/5,039,197.05 - Step 6: Final answer
x = 3,951,374.50
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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.