Finding the Fourth Proportional to 6,568,376.14, 9,064,177.21 and 3,628,140.54
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Solution
The fourth proportional to 6,568,376.14, 9,064,177.21 and 3,628,140.54 is: 5,006,733.49
Step by Step Solution
- Step 1: Write the proportion equation
6,568,376.14 : 9,064,177.21 = 3,628,140.54 : x - Step 2: Convert to fraction form
6,568,376.14/9,064,177.21 = 3,628,140.54/x - Step 3: Cross multiply
6,568,376.14x = 9,064,177.21 × 3,628,140.54 - Step 4: Simplify right side
6,568,376.14x = 32,886,108,797,345.10 - Step 5: Solve for x
x = 32,886,108,797,345.10/6,568,376.14 - Step 6: Final answer
x = 5,006,733.49
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1.5x scale
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.