Finding the Fourth Proportional to 31,104,183.30, 46,656,274.95 and 28,836,701.70
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Solution
The fourth proportional to 31,104,183.30, 46,656,274.95 and 28,836,701.70 is: 43,255,052.55
Step by Step Solution
- Step 1: Write the proportion equation
31,104,183.30 : 46,656,274.95 = 28,836,701.70 : x - Step 2: Convert to fraction form
31,104,183.30/46,656,274.95 = 28,836,701.70/x - Step 3: Cross multiply
31,104,183.30x = 46,656,274.95 × 28,836,701.70 - Step 4: Simplify right side
31,104,183.30x = 1,345,413,083,166,332.50 - Step 5: Solve for x
x = 1,345,413,083,166,332.50/31,104,183.30 - Step 6: Final answer
x = 43,255,052.55
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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.