Finding the Fourth Proportional to 11,240,634.87, 16,860,995.51 and 2,720,957.67
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Solution
The fourth proportional to 11,240,634.87, 16,860,995.51 and 2,720,957.67 is: 4,081,446.96
Step by Step Solution
- Step 1: Write the proportion equation
11,240,634.87 : 16,860,995.51 = 2,720,957.67 : x - Step 2: Convert to fraction form
11,240,634.87/16,860,995.51 = 2,720,957.67/x - Step 3: Cross multiply
11,240,634.87x = 16,860,995.51 × 2,720,957.67 - Step 4: Simplify right side
11,240,634.87x = 45,878,055,043,165.27 - Step 5: Solve for x
x = 45,878,055,043,165.27/11,240,634.87 - Step 6: Final answer
x = 4,081,446.96
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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.