Finding the Fourth Proportional to 27,869,474.36, 41,817,907.02 and 12,527,603.75
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Solution
The fourth proportional to 27,869,474.36, 41,817,907.02 and 12,527,603.75 is: 18,797,561.88
Step by Step Solution
- Step 1: Write the proportion equation
27,869,474.36 : 41,817,907.02 = 12,527,603.75 : x - Step 2: Convert to fraction form
27,869,474.36/41,817,907.02 = 12,527,603.75/x - Step 3: Cross multiply
27,869,474.36x = 41,817,907.02 × 12,527,603.75 - Step 4: Simplify right side
27,869,474.36x = 523,878,168,800,903.38 - Step 5: Solve for x
x = 523,878,168,800,903.38/27,869,474.36 - Step 6: Final answer
x = 18,797,561.88
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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.