Finding the Fourth Proportional to 73,504,822.20, 110,260,275.68 and 21,689,424.71
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Solution
The fourth proportional to 73,504,822.20, 110,260,275.68 and 21,689,424.71 is: 32,535,034.79
Step by Step Solution
- Step 1: Write the proportion equation
73,504,822.20 : 110,260,275.68 = 21,689,424.71 : x - Step 2: Convert to fraction form
73,504,822.20/110,260,275.68 = 21,689,424.71/x - Step 3: Cross multiply
73,504,822.20x = 110,260,275.68 × 21,689,424.71 - Step 4: Simplify right side
73,504,822.20x = 2,391,481,947,205,455.50 - Step 5: Solve for x
x = 2,391,481,947,205,455.50/73,504,822.20 - Step 6: Final answer
x = 32,535,034.79
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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.