Finding the Fourth Proportional to 24,143,507.52, 33,318,318.24 and 13,278,672.96
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Solution
The fourth proportional to 24,143,507.52, 33,318,318.24 and 13,278,672.96 is: 18,324,721.51
Step by Step Solution
- Step 1: Write the proportion equation
24,143,507.52 : 33,318,318.24 = 13,278,672.96 : x - Step 2: Convert to fraction form
24,143,507.52/33,318,318.24 = 13,278,672.96/x - Step 3: Cross multiply
24,143,507.52x = 33,318,318.24 × 13,278,672.96 - Step 4: Simplify right side
24,143,507.52x = 442,423,051,486,162.81 - Step 5: Solve for x
x = 442,423,051,486,162.81/24,143,507.52 - Step 6: Final answer
x = 18,324,721.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.