Finding the Fourth Proportional to 10,930,207.70, 16,395,311.55 and 3,356,189.30
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Solution
The fourth proportional to 10,930,207.70, 16,395,311.55 and 3,356,189.30 is: 5,034,283.95
Step by Step Solution
- Step 1: Write the proportion equation
10,930,207.70 : 16,395,311.55 = 3,356,189.30 : x - Step 2: Convert to fraction form
10,930,207.70/16,395,311.55 = 3,356,189.30/x - Step 3: Cross multiply
10,930,207.70x = 16,395,311.55 × 3,356,189.30 - Step 4: Simplify right side
10,930,207.70x = 55,025,769,194,276.41 - Step 5: Solve for x
x = 55,025,769,194,276.41/10,930,207.70 - Step 6: Final answer
x = 5,034,283.95
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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.