Finding the Fourth Proportional to 10,043,944.14, 15,067,855.35 and 4,286,593.74
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Solution
The fourth proportional to 10,043,944.14, 15,067,855.35 and 4,286,593.74 is: 6,430,718.20
Step by Step Solution
- Step 1: Write the proportion equation
10,043,944.14 : 15,067,855.35 = 4,286,593.74 : x - Step 2: Convert to fraction form
10,043,944.14/15,067,855.35 = 4,286,593.74/x - Step 3: Cross multiply
10,043,944.14x = 15,067,855.35 × 4,286,593.74 - Step 4: Simplify right side
10,043,944.14x = 64,589,774,418,535.51 - Step 5: Solve for x
x = 64,589,774,418,535.51/10,043,944.14 - Step 6: Final answer
x = 6,430,718.20
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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.