Finding the Fourth Proportional to 61,660,043.58, 92,510,713.99 and 20,162,833.49
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Solution
The fourth proportional to 61,660,043.58, 92,510,713.99 and 20,162,833.49 is: 30,251,002.33
Step by Step Solution
- Step 1: Write the proportion equation
61,660,043.58 : 92,510,713.99 = 20,162,833.49 : x - Step 2: Convert to fraction form
61,660,043.58/92,510,713.99 = 20,162,833.49/x - Step 3: Cross multiply
61,660,043.58x = 92,510,713.99 × 20,162,833.49 - Step 4: Simplify right side
61,660,043.58x = 1,865,278,122,221,383.25 - Step 5: Solve for x
x = 1,865,278,122,221,383.25/61,660,043.58 - Step 6: Final answer
x = 30,251,002.33
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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.