Finding the Fourth Proportional to 18,596,425.62, 27,813,053.04 and 16,561,435.62
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Solution
The fourth proportional to 18,596,425.62, 27,813,053.04 and 16,561,435.62 is: 24,769,495.86
Step by Step Solution
- Step 1: Write the proportion equation
18,596,425.62 : 27,813,053.04 = 16,561,435.62 : x - Step 2: Convert to fraction form
18,596,425.62/27,813,053.04 = 16,561,435.62/x - Step 3: Cross multiply
18,596,425.62x = 27,813,053.04 × 16,561,435.62 - Step 4: Simplify right side
18,596,425.62x = 460,624,087,317,605.25 - Step 5: Solve for x
x = 460,624,087,317,605.25/18,596,425.62 - Step 6: Final answer
x = 24,769,495.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.