Finding the Fourth Proportional to 17,558,263.13, 26,284,920.81 and 10,620,747.42
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Solution
The fourth proportional to 17,558,263.13, 26,284,920.81 and 10,620,747.42 is: 15,899,380.42
Step by Step Solution
- Step 1: Write the proportion equation
17,558,263.13 : 26,284,920.81 = 10,620,747.42 : x - Step 2: Convert to fraction form
17,558,263.13/26,284,920.81 = 10,620,747.42/x - Step 3: Cross multiply
17,558,263.13x = 26,284,920.81 × 10,620,747.42 - Step 4: Simplify right side
17,558,263.13x = 279,165,504,877,711.78 - Step 5: Solve for x
x = 279,165,504,877,711.78/17,558,263.13 - Step 6: Final answer
x = 15,899,380.42
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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.