Finding the Fourth Proportional to 9,331,696.20, 13,997,542.86 and 2,239,984.20
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Solution
The fourth proportional to 9,331,696.20, 13,997,542.86 and 2,239,984.20 is: 3,359,975.95
Step by Step Solution
- Step 1: Write the proportion equation
9,331,696.20 : 13,997,542.86 = 2,239,984.20 : x - Step 2: Convert to fraction form
9,331,696.20/13,997,542.86 = 2,239,984.20/x - Step 3: Cross multiply
9,331,696.20x = 13,997,542.86 × 2,239,984.20 - Step 4: Simplify right side
9,331,696.20x = 31,354,274,845,222.81 - Step 5: Solve for x
x = 31,354,274,845,222.81/9,331,696.20 - Step 6: Final answer
x = 3,359,975.95
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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.