Finding the Fourth Proportional to 29,007,754.77, 43,516,589.36 and 11,959,108.05
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Solution
The fourth proportional to 29,007,754.77, 43,516,589.36 and 11,959,108.05 is: 17,940,705.79
Step by Step Solution
- Step 1: Write the proportion equation
29,007,754.77 : 43,516,589.36 = 11,959,108.05 : x - Step 2: Convert to fraction form
29,007,754.77/43,516,589.36 = 11,959,108.05/x - Step 3: Cross multiply
29,007,754.77x = 43,516,589.36 × 11,959,108.05 - Step 4: Simplify right side
29,007,754.77x = 520,419,594,063,924.81 - Step 5: Solve for x
x = 520,419,594,063,924.81/29,007,754.77 - Step 6: Final answer
x = 17,940,705.79
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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.