Finding the Fourth Proportional to 17,804,574.65, 26,706,861.98 and 16,157,107.55
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Solution
The fourth proportional to 17,804,574.65, 26,706,861.98 and 16,157,107.55 is: 24,235,661.33
Step by Step Solution
- Step 1: Write the proportion equation
17,804,574.65 : 26,706,861.98 = 16,157,107.55 : x - Step 2: Convert to fraction form
17,804,574.65/26,706,861.98 = 16,157,107.55/x - Step 3: Cross multiply
17,804,574.65x = 26,706,861.98 × 16,157,107.55 - Step 4: Simplify right side
17,804,574.65x = 431,505,641,333,866 - Step 5: Solve for x
x = 431,505,641,333,866/17,804,574.65 - Step 6: Final answer
x = 24,235,661.33
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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.