Finding the Fourth Proportional to 37,096,378.05, 51,192,837.71 and 21,201,197.65
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Solution
The fourth proportional to 37,096,378.05, 51,192,837.71 and 21,201,197.65 is: 29,257,559.03
Step by Step Solution
- Step 1: Write the proportion equation
37,096,378.05 : 51,192,837.71 = 21,201,197.65 : x - Step 2: Convert to fraction form
37,096,378.05/51,192,837.71 = 21,201,197.65/x - Step 3: Cross multiply
37,096,378.05x = 51,192,837.71 × 21,201,197.65 - Step 4: Simplify right side
37,096,378.05x = 1,085,349,470,554,083.38 - Step 5: Solve for x
x = 1,085,349,470,554,083.38/37,096,378.05 - Step 6: Final answer
x = 29,257,559.03
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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.