Finding the Fourth Proportional to 36,236,520.72, 54,337,985.08 and 13,511,316.24
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Solution
The fourth proportional to 36,236,520.72, 54,337,985.08 and 13,511,316.24 is: 20,260,711.73
Step by Step Solution
- Step 1: Write the proportion equation
36,236,520.72 : 54,337,985.08 = 13,511,316.24 : x - Step 2: Convert to fraction form
36,236,520.72/54,337,985.08 = 13,511,316.24/x - Step 3: Cross multiply
36,236,520.72x = 54,337,985.08 × 13,511,316.24 - Step 4: Simplify right side
36,236,520.72x = 734,177,700,260,281.62 - Step 5: Solve for x
x = 734,177,700,260,281.62/36,236,520.72 - Step 6: Final answer
x = 20,260,711.73
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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.