Finding the Fourth Proportional to 31,104,158.20, 46,656,237.30 and 27,702,935.80
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Solution
The fourth proportional to 31,104,158.20, 46,656,237.30 and 27,702,935.80 is: 41,554,403.70
Step by Step Solution
- Step 1: Write the proportion equation
31,104,158.20 : 46,656,237.30 = 27,702,935.80 : x - Step 2: Convert to fraction form
31,104,158.20/46,656,237.30 = 27,702,935.80/x - Step 3: Cross multiply
31,104,158.20x = 46,656,237.30 × 27,702,935.80 - Step 4: Simplify right side
31,104,158.20x = 1,292,514,746,591,465.25 - Step 5: Solve for x
x = 1,292,514,746,591,465.25/31,104,158.20 - Step 6: Final answer
x = 41,554,403.70
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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.