Finding the Fourth Proportional to 49,207,832.15, 73,811,748.23 and 36,453,248.15
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Solution
The fourth proportional to 49,207,832.15, 73,811,748.23 and 36,453,248.15 is: 54,679,872.23
Step by Step Solution
- Step 1: Write the proportion equation
49,207,832.15 : 73,811,748.23 = 36,453,248.15 : x - Step 2: Convert to fraction form
49,207,832.15/73,811,748.23 = 36,453,248.15/x - Step 3: Cross multiply
49,207,832.15x = 73,811,748.23 × 36,453,248.15 - Step 4: Simplify right side
49,207,832.15x = 2,690,677,974,613,513.50 - Step 5: Solve for x
x = 2,690,677,974,613,513.50/49,207,832.15 - Step 6: Final answer
x = 54,679,872.23
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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.