Finding the Fourth Proportional to 7,586,947.43, 11,384,157.84 and 3,542,847.49
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Solution
The fourth proportional to 7,586,947.43, 11,384,157.84 and 3,542,847.49 is: 5,316,016.15
Step by Step Solution
- Step 1: Write the proportion equation
7,586,947.43 : 11,384,157.84 = 3,542,847.49 : x - Step 2: Convert to fraction form
7,586,947.43/11,384,157.84 = 3,542,847.49/x - Step 3: Cross multiply
7,586,947.43x = 11,384,157.84 × 3,542,847.49 - Step 4: Simplify right side
7,586,947.43x = 40,332,335,030,152.34 - Step 5: Solve for x
x = 40,332,335,030,152.34/7,586,947.43 - Step 6: Final answer
x = 5,316,016.15
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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.