Finding the Fourth Proportional to 27,419,959.12, 37,817,479.86 and 24,105,165.84
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Solution
The fourth proportional to 27,419,959.12, 37,817,479.86 and 24,105,165.84 is: 33,245,732.42
Step by Step Solution
- Step 1: Write the proportion equation
27,419,959.12 : 37,817,479.86 = 24,105,165.84 : x - Step 2: Convert to fraction form
27,419,959.12/37,817,479.86 = 24,105,165.84/x - Step 3: Cross multiply
27,419,959.12x = 37,817,479.86 × 24,105,165.84 - Step 4: Simplify right side
27,419,959.12x = 911,596,623,676,160 - Step 5: Solve for x
x = 911,596,623,676,160/27,419,959.12 - Step 6: Final answer
x = 33,245,732.42
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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.