Finding the Fourth Proportional to 11,682,024.70, 17,523,037.05 and 6,643,176.70
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Solution
The fourth proportional to 11,682,024.70, 17,523,037.05 and 6,643,176.70 is: 9,964,765.05
Step by Step Solution
- Step 1: Write the proportion equation
11,682,024.70 : 17,523,037.05 = 6,643,176.70 : x - Step 2: Convert to fraction form
11,682,024.70/17,523,037.05 = 6,643,176.70/x - Step 3: Cross multiply
11,682,024.70x = 17,523,037.05 × 6,643,176.70 - Step 4: Simplify right side
11,682,024.70x = 116,408,631,443,796.75 - Step 5: Solve for x
x = 116,408,631,443,796.75/11,682,024.70 - Step 6: Final answer
x = 9,964,765.05
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1.5x scale
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.