Finding the Fourth Proportional to 16,372,833.26, 24,553,935.64 and 5,440,086.81
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Solution
The fourth proportional to 16,372,833.26, 24,553,935.64 and 5,440,086.81 is: 8,158,364.49
Step by Step Solution
- Step 1: Write the proportion equation
16,372,833.26 : 24,553,935.64 = 5,440,086.81 : x - Step 2: Convert to fraction form
16,372,833.26/24,553,935.64 = 5,440,086.81/x - Step 3: Cross multiply
16,372,833.26x = 24,553,935.64 × 5,440,086.81 - Step 4: Simplify right side
16,372,833.26x = 133,575,541,415,553 - Step 5: Solve for x
x = 133,575,541,415,553/16,372,833.26 - Step 6: Final answer
x = 8,158,364.49
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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.