Finding the Fourth Proportional to 17,468,149.11, 26,207,084.61 and 7,621,074.13
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Solution
The fourth proportional to 17,468,149.11, 26,207,084.61 and 7,621,074.13 is: 11,433,731.94
Step by Step Solution
- Step 1: Write the proportion equation
17,468,149.11 : 26,207,084.61 = 7,621,074.13 : x - Step 2: Convert to fraction form
17,468,149.11/26,207,084.61 = 7,621,074.13/x - Step 3: Cross multiply
17,468,149.11x = 26,207,084.61 × 7,621,074.13 - Step 4: Simplify right side
17,468,149.11x = 199,726,134,412,956.72 - Step 5: Solve for x
x = 199,726,134,412,956.72/17,468,149.11 - Step 6: Final answer
x = 11,433,731.94
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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.