Finding the Fourth Proportional to 6,954,908.42, 9,586,687.67 and 5,482,417.26
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Solution
The fourth proportional to 6,954,908.42, 9,586,687.67 and 5,482,417.26 is: 7,556,996.99
Step by Step Solution
- Step 1: Write the proportion equation
6,954,908.42 : 9,586,687.67 = 5,482,417.26 : x - Step 2: Convert to fraction form
6,954,908.42/9,586,687.67 = 5,482,417.26/x - Step 3: Cross multiply
6,954,908.42x = 9,586,687.67 × 5,482,417.26 - Step 4: Simplify right side
6,954,908.42x = 52,558,221,977,334.23 - Step 5: Solve for x
x = 52,558,221,977,334.23/6,954,908.42 - Step 6: Final answer
x = 7,556,996.99
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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.