Finding the Fourth Proportional to 10,055,518.26, 15,085,638.99 and 3,323,932.02
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Solution
The fourth proportional to 10,055,518.26, 15,085,638.99 and 3,323,932.02 is: 4,986,678.68
Step by Step Solution
- Step 1: Write the proportion equation
10,055,518.26 : 15,085,638.99 = 3,323,932.02 : x - Step 2: Convert to fraction form
10,055,518.26/15,085,638.99 = 3,323,932.02/x - Step 3: Cross multiply
10,055,518.26x = 15,085,638.99 × 3,323,932.02 - Step 4: Simplify right side
10,055,518.26x = 50,143,638,481,021.46 - Step 5: Solve for x
x = 50,143,638,481,021.46/10,055,518.26 - Step 6: Final answer
x = 4,986,678.68
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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.