Finding the Fourth Proportional to 36,960,311.75, 55,401,372.36 and 13,921,277.63
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Solution
The fourth proportional to 36,960,311.75, 55,401,372.36 and 13,921,277.63 is: 20,867,191.02
Step by Step Solution
- Step 1: Write the proportion equation
36,960,311.75 : 55,401,372.36 = 13,921,277.63 : x - Step 2: Convert to fraction form
36,960,311.75/55,401,372.36 = 13,921,277.63/x - Step 3: Cross multiply
36,960,311.75x = 55,401,372.36 × 13,921,277.63 - Step 4: Simplify right side
36,960,311.75x = 771,257,885,429,561.38 - Step 5: Solve for x
x = 771,257,885,429,561.38/36,960,311.75 - Step 6: Final answer
x = 20,867,191.02
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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.