Finding the Fourth Proportional to 51,265,613.80, 76,836,212.70 and 29,658,701.80
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Solution
The fourth proportional to 51,265,613.80, 76,836,212.70 and 29,658,701.80 is: 44,452,063.50
Step by Step Solution
- Step 1: Write the proportion equation
51,265,613.80 : 76,836,212.70 = 29,658,701.80 : x - Step 2: Convert to fraction form
51,265,613.80/76,836,212.70 = 29,658,701.80/x - Step 3: Cross multiply
51,265,613.80x = 76,836,212.70 × 29,658,701.80 - Step 4: Simplify right side
51,265,613.80x = 2,278,862,319,910,673 - Step 5: Solve for x
x = 2,278,862,319,910,673/51,265,613.80 - Step 6: Final answer
x = 44,452,063.50
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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.