Finding the Fourth Proportional to 10,447,037.10, 14,416,911.12 and 5,863,358.46
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Solution
The fourth proportional to 10,447,037.10, 14,416,911.12 and 5,863,358.46 is: 8,091,434.63
Step by Step Solution
- Step 1: Write the proportion equation
10,447,037.10 : 14,416,911.12 = 5,863,358.46 : x - Step 2: Convert to fraction form
10,447,037.10/14,416,911.12 = 5,863,358.46/x - Step 3: Cross multiply
10,447,037.10x = 14,416,911.12 × 5,863,358.46 - Step 4: Simplify right side
10,447,037.10x = 84,531,517,782,520.06 - Step 5: Solve for x
x = 84,531,517,782,520.06/10,447,037.10 - Step 6: Final answer
x = 8,091,434.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.