Finding the Fourth Proportional to 17,754,206.92, 24,517,726.82 and 16,786,970.44
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Solution
The fourth proportional to 17,754,206.92, 24,517,726.82 and 16,786,970.44 is: 23,182,018.62
Step by Step Solution
- Step 1: Write the proportion equation
17,754,206.92 : 24,517,726.82 = 16,786,970.44 : x - Step 2: Convert to fraction form
17,754,206.92/24,517,726.82 = 16,786,970.44/x - Step 3: Cross multiply
17,754,206.92x = 24,517,726.82 × 16,786,970.44 - Step 4: Simplify right side
17,754,206.92x = 411,578,355,383,335.25 - Step 5: Solve for x
x = 411,578,355,383,335.25/17,754,206.92 - Step 6: Final answer
x = 23,182,018.62
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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.