Finding the Fourth Proportional to 55,211,462.60, 82,817,193.90 and 16,351,315.70
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Solution
The fourth proportional to 55,211,462.60, 82,817,193.90 and 16,351,315.70 is: 24,526,973.55
Step by Step Solution
- Step 1: Write the proportion equation
55,211,462.60 : 82,817,193.90 = 16,351,315.70 : x - Step 2: Convert to fraction form
55,211,462.60/82,817,193.90 = 16,351,315.70/x - Step 3: Cross multiply
55,211,462.60x = 82,817,193.90 × 16,351,315.70 - Step 4: Simplify right side
55,211,462.60x = 1,354,170,082,847,014.25 - Step 5: Solve for x
x = 1,354,170,082,847,014.25/55,211,462.60 - Step 6: Final answer
x = 24,526,973.55
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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.