Finding the Fourth Proportional to 5,672,621.77, 8,511,430.08 and 2,976,296.81
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Solution
The fourth proportional to 5,672,621.77, 8,511,430.08 and 2,976,296.81 is: 4,465,755.55
Step by Step Solution
- Step 1: Write the proportion equation
5,672,621.77 : 8,511,430.08 = 2,976,296.81 : x - Step 2: Convert to fraction form
5,672,621.77/8,511,430.08 = 2,976,296.81/x - Step 3: Cross multiply
5,672,621.77x = 8,511,430.08 × 2,976,296.81 - Step 4: Simplify right side
5,672,621.77x = 25,332,542,164,246.01 - Step 5: Solve for x
x = 25,332,542,164,246.01/5,672,621.77 - Step 6: Final answer
x = 4,465,755.55
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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.