Finding the Fourth Proportional to 10,259,161.11, 15,392,980.80 and 4,498,914.15
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Solution
The fourth proportional to 10,259,161.11, 15,392,980.80 and 4,498,914.15 is: 6,750,230.20
Step by Step Solution
- Step 1: Write the proportion equation
10,259,161.11 : 15,392,980.80 = 4,498,914.15 : x - Step 2: Convert to fraction form
10,259,161.11/15,392,980.80 = 4,498,914.15/x - Step 3: Cross multiply
10,259,161.11x = 15,392,980.80 × 4,498,914.15 - Step 4: Simplify right side
10,259,161.11x = 69,251,699,131,798.33 - Step 5: Solve for x
x = 69,251,699,131,798.33/10,259,161.11 - Step 6: Final answer
x = 6,750,230.20
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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.