Finding the Fourth Proportional to 8,193,512.55, 11,305,359.39 and 4,708,177.96
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Solution
The fourth proportional to 8,193,512.55, 11,305,359.39 and 4,708,177.96 is: 6,496,315.66
Step by Step Solution
- Step 1: Write the proportion equation
8,193,512.55 : 11,305,359.39 = 4,708,177.96 : x - Step 2: Convert to fraction form
8,193,512.55/11,305,359.39 = 4,708,177.96/x - Step 3: Cross multiply
8,193,512.55x = 11,305,359.39 × 4,708,177.96 - Step 4: Simplify right side
8,193,512.55x = 53,227,643,895,953.09 - Step 5: Solve for x
x = 53,227,643,895,953.09/8,193,512.55 - Step 6: Final answer
x = 6,496,315.66
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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.