Finding the Fourth Proportional to 73,875,551.97, 110,813,328.92 and 20,022,863.97
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Solution
The fourth proportional to 73,875,551.97, 110,813,328.92 and 20,022,863.97 is: 30,034,296.22
Step by Step Solution
- Step 1: Write the proportion equation
73,875,551.97 : 110,813,328.92 = 20,022,863.97 : x - Step 2: Convert to fraction form
73,875,551.97/110,813,328.92 = 20,022,863.97/x - Step 3: Cross multiply
73,875,551.97x = 110,813,328.92 × 20,022,863.97 - Step 4: Simplify right side
73,875,551.97x = 2,218,800,211,028,027 - Step 5: Solve for x
x = 2,218,800,211,028,027/73,875,551.97 - Step 6: Final answer
x = 30,034,296.22
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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.