Finding the Fourth Proportional to 10,364,048.70, 15,522,453.45 and 6,112,520.70
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Solution
The fourth proportional to 10,364,048.70, 15,522,453.45 and 6,112,520.70 is: 9,154,850.65
Step by Step Solution
- Step 1: Write the proportion equation
10,364,048.70 : 15,522,453.45 = 6,112,520.70 : x - Step 2: Convert to fraction form
10,364,048.70/15,522,453.45 = 6,112,520.70/x - Step 3: Cross multiply
10,364,048.70x = 15,522,453.45 × 6,112,520.70 - Step 4: Simplify right side
10,364,048.70x = 94,881,318,027,911.41 - Step 5: Solve for x
x = 94,881,318,027,911.41/10,364,048.70 - Step 6: Final answer
x = 9,154,850.65
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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.