Finding the Fourth Proportional to 5,406,217.14, 7,460,599.40 and 2,925,437.82
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Solution
The fourth proportional to 5,406,217.14, 7,460,599.40 and 2,925,437.82 is: 4,037,114.88
Step by Step Solution
- Step 1: Write the proportion equation
5,406,217.14 : 7,460,599.40 = 2,925,437.82 : x - Step 2: Convert to fraction form
5,406,217.14/7,460,599.40 = 2,925,437.82/x - Step 3: Cross multiply
5,406,217.14x = 7,460,599.40 × 2,925,437.82 - Step 4: Simplify right side
5,406,217.14x = 21,825,519,644,629.31 - Step 5: Solve for x
x = 21,825,519,644,629.31/5,406,217.14 - Step 6: Final answer
x = 4,037,114.88
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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.