Finding the Fourth Proportional to 18,409,556.08, 27,614,333.34 and 17,489,006.80
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Solution
The fourth proportional to 18,409,556.08, 27,614,333.34 and 17,489,006.80 is: 26,233,509.46
Step by Step Solution
- Step 1: Write the proportion equation
18,409,556.08 : 27,614,333.34 = 17,489,006.80 : x - Step 2: Convert to fraction form
18,409,556.08/27,614,333.34 = 17,489,006.80/x - Step 3: Cross multiply
18,409,556.08x = 27,614,333.34 × 17,489,006.80 - Step 4: Simplify right side
18,409,556.08x = 482,947,263,560,726.75 - Step 5: Solve for x
x = 482,947,263,560,726.75/18,409,556.08 - Step 6: Final answer
x = 26,233,509.46
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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.