Finding the Fourth Proportional to 47,674,336.05, 71,512,160.18 and 13,595,685.57
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Solution
The fourth proportional to 47,674,336.05, 71,512,160.18 and 13,595,685.57 is: 20,393,715.46
Step by Step Solution
- Step 1: Write the proportion equation
47,674,336.05 : 71,512,160.18 = 13,595,685.57 : x - Step 2: Convert to fraction form
47,674,336.05/71,512,160.18 = 13,595,685.57/x - Step 3: Cross multiply
47,674,336.05x = 71,512,160.18 × 13,595,685.57 - Step 4: Simplify right side
47,674,336.05x = 972,256,844,170,776.12 - Step 5: Solve for x
x = 972,256,844,170,776.12/47,674,336.05 - Step 6: Final answer
x = 20,393,715.46
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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.