Finding the Fourth Proportional to 6,780,202.29, 9,351,265.29 and 4,459,477.26
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Solution
The fourth proportional to 6,780,202.29, 9,351,265.29 and 4,459,477.26 is: 6,150,517.81
Step by Step Solution
- Step 1: Write the proportion equation
6,780,202.29 : 9,351,265.29 = 4,459,477.26 : x - Step 2: Convert to fraction form
6,780,202.29/9,351,265.29 = 4,459,477.26/x - Step 3: Cross multiply
6,780,202.29x = 9,351,265.29 × 4,459,477.26 - Step 4: Simplify right side
6,780,202.29x = 41,701,754,918,176.77 - Step 5: Solve for x
x = 41,701,754,918,176.77/6,780,202.29 - Step 6: Final answer
x = 6,150,517.81
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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.