Finding the Fourth Proportional to 18,065,937.50, 27,104,229.57 and 7,277,686.82
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Solution
The fourth proportional to 18,065,937.50, 27,104,229.57 and 7,277,686.82 is: 10,918,674.68
Step by Step Solution
- Step 1: Write the proportion equation
18,065,937.50 : 27,104,229.57 = 7,277,686.82 : x - Step 2: Convert to fraction form
18,065,937.50/27,104,229.57 = 7,277,686.82/x - Step 3: Cross multiply
18,065,937.50x = 27,104,229.57 × 7,277,686.82 - Step 4: Simplify right side
18,065,937.50x = 197,256,094,307,843.28 - Step 5: Solve for x
x = 197,256,094,307,843.28/18,065,937.50 - Step 6: Final answer
x = 10,918,674.68
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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.