Finding the Fourth Proportional to 67,517,908.40, 101,276,863.92 and 16,399,582.88
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Solution
The fourth proportional to 67,517,908.40, 101,276,863.92 and 16,399,582.88 is: 24,599,374.64
Step by Step Solution
- Step 1: Write the proportion equation
67,517,908.40 : 101,276,863.92 = 16,399,582.88 : x - Step 2: Convert to fraction form
67,517,908.40/101,276,863.92 = 16,399,582.88/x - Step 3: Cross multiply
67,517,908.40x = 101,276,863.92 × 16,399,582.88 - Step 4: Simplify right side
67,517,908.40x = 1,660,898,323,682,521.75 - Step 5: Solve for x
x = 1,660,898,323,682,521.75/67,517,908.40 - Step 6: Final answer
x = 24,599,374.64
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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.