Finding the Fourth Proportional to 6,497,727.25, 8,966,508.36 and 3,556,975.46
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Solution
The fourth proportional to 6,497,727.25, 8,966,508.36 and 3,556,975.46 is: 4,908,431.67
Step by Step Solution
- Step 1: Write the proportion equation
6,497,727.25 : 8,966,508.36 = 3,556,975.46 : x - Step 2: Convert to fraction form
6,497,727.25/8,966,508.36 = 3,556,975.46/x - Step 3: Cross multiply
6,497,727.25x = 8,966,508.36 × 3,556,975.46 - Step 4: Simplify right side
6,497,727.25x = 31,893,650,198,404.84 - Step 5: Solve for x
x = 31,893,650,198,404.84/6,497,727.25 - Step 6: Final answer
x = 4,908,431.67
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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.