Finding the Fourth Proportional to 9,207,997.11, 13,808,195.41 and 3,143,217.85
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Solution
The fourth proportional to 9,207,997.11, 13,808,195.41 and 3,143,217.85 is: 4,713,529.53
Step by Step Solution
- Step 1: Write the proportion equation
9,207,997.11 : 13,808,195.41 = 3,143,217.85 : x - Step 2: Convert to fraction form
9,207,997.11/13,808,195.41 = 3,143,217.85/x - Step 3: Cross multiply
9,207,997.11x = 13,808,195.41 × 3,143,217.85 - Step 4: Simplify right side
9,207,997.11x = 43,402,166,289,000.07 - Step 5: Solve for x
x = 43,402,166,289,000.07/9,207,997.11 - Step 6: Final answer
x = 4,713,529.53
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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.