Finding the Fourth Proportional to 11,292,367.76, 16,938,518.12 and 3,205,350.24
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Solution
The fourth proportional to 11,292,367.76, 16,938,518.12 and 3,205,350.24 is: 4,808,015.85
Step by Step Solution
- Step 1: Write the proportion equation
11,292,367.76 : 16,938,518.12 = 3,205,350.24 : x - Step 2: Convert to fraction form
11,292,367.76/16,938,518.12 = 3,205,350.24/x - Step 3: Cross multiply
11,292,367.76x = 16,938,518.12 × 3,205,350.24 - Step 4: Simplify right side
11,292,367.76x = 54,293,883,121,186.36 - Step 5: Solve for x
x = 54,293,883,121,186.36/11,292,367.76 - Step 6: Final answer
x = 4,808,015.85
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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.