Finding the Fourth Proportional to 7,599,329.20, 10,486,995.60 and 4,114,608.04
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Solution
The fourth proportional to 7,599,329.20, 10,486,995.60 and 4,114,608.04 is: 5,678,116.49
Step by Step Solution
- Step 1: Write the proportion equation
7,599,329.20 : 10,486,995.60 = 4,114,608.04 : x - Step 2: Convert to fraction form
7,599,329.20/10,486,995.60 = 4,114,608.04/x - Step 3: Cross multiply
7,599,329.20x = 10,486,995.60 × 4,114,608.04 - Step 4: Simplify right side
7,599,329.20x = 43,149,876,411,204.62 - Step 5: Solve for x
x = 43,149,876,411,204.62/7,599,329.20 - Step 6: Final answer
x = 5,678,116.49
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1.5x scale
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.