Finding the Fourth Proportional to 54,086,238.11, 74,639,268.36 and 29,306,418.41
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Solution
The fourth proportional to 54,086,238.11, 74,639,268.36 and 29,306,418.41 is: 40,442,998.16
Step by Step Solution
- Step 1: Write the proportion equation
54,086,238.11 : 74,639,268.36 = 29,306,418.41 : x - Step 2: Convert to fraction form
54,086,238.11/74,639,268.36 = 29,306,418.41/x - Step 3: Cross multiply
54,086,238.11x = 74,639,268.36 × 29,306,418.41 - Step 4: Simplify right side
54,086,238.11x = 2,187,409,628,374,434.50 - Step 5: Solve for x
x = 2,187,409,628,374,434.50/54,086,238.11 - Step 6: Final answer
x = 40,442,998.16
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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.