Finding the Fourth Proportional to 8,193,560.36, 11,305,425.30 and 4,708,225.70
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Solution
The fourth proportional to 8,193,560.36, 11,305,425.30 and 4,708,225.70 is: 6,496,381.50
Step by Step Solution
- Step 1: Write the proportion equation
8,193,560.36 : 11,305,425.30 = 4,708,225.70 : x - Step 2: Convert to fraction form
8,193,560.36/11,305,425.30 = 4,708,225.70/x - Step 3: Cross multiply
8,193,560.36x = 11,305,425.30 × 4,708,225.70 - Step 4: Simplify right side
8,193,560.36x = 53,228,493,946,890.22 - Step 5: Solve for x
x = 53,228,493,946,890.22/8,193,560.36 - Step 6: Final answer
x = 6,496,381.50
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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.