Finding the Fourth Proportional to 113,558,524.87, 170,339,153.26 and 31,672,417.07
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Solution
The fourth proportional to 113,558,524.87, 170,339,153.26 and 31,672,417.07 is: 47,509,006.58
Step by Step Solution
- Step 1: Write the proportion equation
113,558,524.87 : 170,339,153.26 = 31,672,417.07 : x - Step 2: Convert to fraction form
113,558,524.87/170,339,153.26 = 31,672,417.07/x - Step 3: Cross multiply
113,558,524.87x = 170,339,153.26 × 31,672,417.07 - Step 4: Simplify right side
113,558,524.87x = 5,395,052,705,401,370 - Step 5: Solve for x
x = 5,395,052,705,401,370/113,558,524.87 - Step 6: Final answer
x = 47,509,006.58
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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.