Finding the Fourth Proportional to 19,195,257.26, 26,348,453.86 and 16,971,078.26
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Solution
The fourth proportional to 19,195,257.26, 26,348,453.86 and 16,971,078.26 is: 23,295,424.82
Step by Step Solution
- Step 1: Write the proportion equation
19,195,257.26 : 26,348,453.86 = 16,971,078.26 : x - Step 2: Convert to fraction form
19,195,257.26/26,348,453.86 = 16,971,078.26/x - Step 3: Cross multiply
19,195,257.26x = 26,348,453.86 × 16,971,078.26 - Step 4: Simplify right side
19,195,257.26x = 447,161,672,488,059.12 - Step 5: Solve for x
x = 447,161,672,488,059.12/19,195,257.26 - Step 6: Final answer
x = 23,295,424.82
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.