Finding the Fourth Proportional to 32,307,796.80, 48,461,695.20 and 11,837,476.80
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Solution
The fourth proportional to 32,307,796.80, 48,461,695.20 and 11,837,476.80 is: 17,756,215.20
Step by Step Solution
- Step 1: Write the proportion equation
32,307,796.80 : 48,461,695.20 = 11,837,476.80 : x - Step 2: Convert to fraction form
32,307,796.80/48,461,695.20 = 11,837,476.80/x - Step 3: Cross multiply
32,307,796.80x = 48,461,695.20 × 11,837,476.80 - Step 4: Simplify right side
32,307,796.80x = 573,664,192,618,671.38 - Step 5: Solve for x
x = 573,664,192,618,671.38/32,307,796.80 - Step 6: Final answer
x = 17,756,215.20
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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.