Finding the Fourth Proportional to 11,451,227.50, 15,802,726.78 and 6,556,524.68
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Solution
The fourth proportional to 11,451,227.50, 15,802,726.78 and 6,556,524.68 is: 9,048,022.86
Step by Step Solution
- Step 1: Write the proportion equation
11,451,227.50 : 15,802,726.78 = 6,556,524.68 : x - Step 2: Convert to fraction form
11,451,227.50/15,802,726.78 = 6,556,524.68/x - Step 3: Cross multiply
11,451,227.50x = 15,802,726.78 × 6,556,524.68 - Step 4: Simplify right side
11,451,227.50x = 103,610,968,144,366.92 - Step 5: Solve for x
x = 103,610,968,144,366.92/11,451,227.50 - Step 6: Final answer
x = 9,048,022.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.