Finding the Fourth Proportional to 32,185,780.80, 48,334,658.40 and 17,069,236.80
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Solution
The fourth proportional to 32,185,780.80, 48,334,658.40 and 17,069,236.80 is: 25,633,547.16
Step by Step Solution
- Step 1: Write the proportion equation
32,185,780.80 : 48,334,658.40 = 17,069,236.80 : x - Step 2: Convert to fraction form
32,185,780.80/48,334,658.40 = 17,069,236.80/x - Step 3: Cross multiply
32,185,780.80x = 48,334,658.40 × 17,069,236.80 - Step 4: Simplify right side
32,185,780.80x = 825,035,729,876,709.12 - Step 5: Solve for x
x = 825,035,729,876,709.12/32,185,780.80 - Step 6: Final answer
x = 25,633,547.16
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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.