Finding the Fourth Proportional to 6,744,290.40, 10,116,435.60 and 2,195,767.80
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Solution
The fourth proportional to 6,744,290.40, 10,116,435.60 and 2,195,767.80 is: 3,293,651.70
Step by Step Solution
- Step 1: Write the proportion equation
6,744,290.40 : 10,116,435.60 = 2,195,767.80 : x - Step 2: Convert to fraction form
6,744,290.40/10,116,435.60 = 2,195,767.80/x - Step 3: Cross multiply
6,744,290.40x = 10,116,435.60 × 2,195,767.80 - Step 4: Simplify right side
6,744,290.40x = 22,213,343,541,253.68 - Step 5: Solve for x
x = 22,213,343,541,253.68/6,744,290.40 - Step 6: Final answer
x = 3,293,651.70
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1.5x scale
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.