Finding the Fourth Proportional to 48,822,946.20, 73,207,810.80 and 14,739,863.40
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Solution
The fourth proportional to 48,822,946.20, 73,207,810.80 and 14,739,863.40 is: 22,101,761.88
Step by Step Solution
- Step 1: Write the proportion equation
48,822,946.20 : 73,207,810.80 = 14,739,863.40 : x - Step 2: Convert to fraction form
48,822,946.20/73,207,810.80 = 14,739,863.40/x - Step 3: Cross multiply
48,822,946.20x = 73,207,810.80 × 14,739,863.40 - Step 4: Simplify right side
48,822,946.20x = 1,079,073,131,005,044.75 - Step 5: Solve for x
x = 1,079,073,131,005,044.75/48,822,946.20 - Step 6: Final answer
x = 22,101,761.88
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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.