Finding the Fourth Proportional to 8,193,570.36, 11,305,439.08 and 4,708,235.72
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Solution
The fourth proportional to 8,193,570.36, 11,305,439.08 and 4,708,235.72 is: 6,496,395.32
Step by Step Solution
- Step 1: Write the proportion equation
8,193,570.36 : 11,305,439.08 = 4,708,235.72 : x - Step 2: Convert to fraction form
8,193,570.36/11,305,439.08 = 4,708,235.72/x - Step 3: Cross multiply
8,193,570.36x = 11,305,439.08 × 4,708,235.72 - Step 4: Simplify right side
8,193,570.36x = 53,228,672,106,739.94 - Step 5: Solve for x
x = 53,228,672,106,739.94/8,193,570.36 - Step 6: Final answer
x = 6,496,395.32
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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.