Finding the Fourth Proportional to 10,777,232.70, 16,165,849.05 and 4,384,194.30
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Solution
The fourth proportional to 10,777,232.70, 16,165,849.05 and 4,384,194.30 is: 6,576,291.45
Step by Step Solution
- Step 1: Write the proportion equation
10,777,232.70 : 16,165,849.05 = 4,384,194.30 : x - Step 2: Convert to fraction form
10,777,232.70/16,165,849.05 = 4,384,194.30/x - Step 3: Cross multiply
10,777,232.70x = 16,165,849.05 × 4,384,194.30 - Step 4: Simplify right side
10,777,232.70x = 70,874,223,259,670.42 - Step 5: Solve for x
x = 70,874,223,259,670.42/10,777,232.70 - Step 6: Final answer
x = 6,576,291.45
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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.