Finding the Fourth Proportional to 35,456,078.46, 48,930,136.96 and 19,986,159
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Solution
The fourth proportional to 35,456,078.46, 48,930,136.96 and 19,986,159 is: 27,581,321.44
Step by Step Solution
- Step 1: Write the proportion equation
35,456,078.46 : 48,930,136.96 = 19,986,159 : x - Step 2: Convert to fraction form
35,456,078.46/48,930,136.96 = 19,986,159/x - Step 3: Cross multiply
35,456,078.46x = 48,930,136.96 × 19,986,159 - Step 4: Simplify right side
35,456,078.46x = 977,925,497,174,336.62 - Step 5: Solve for x
x = 977,925,497,174,336.62/35,456,078.46 - Step 6: Final answer
x = 27,581,321.44
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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.