Finding the Fourth Proportional to 32,709,169.08, 45,138,951.81 and 18,025,362.18
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Solution
The fourth proportional to 32,709,169.08, 45,138,951.81 and 18,025,362.18 is: 24,875,164.29
Step by Step Solution
- Step 1: Write the proportion equation
32,709,169.08 : 45,138,951.81 = 18,025,362.18 : x - Step 2: Convert to fraction form
32,709,169.08/45,138,951.81 = 18,025,362.18/x - Step 3: Cross multiply
32,709,169.08x = 45,138,951.81 × 18,025,362.18 - Step 4: Simplify right side
32,709,169.08x = 813,645,954,800,816.62 - Step 5: Solve for x
x = 813,645,954,800,816.62/32,709,169.08 - Step 6: Final answer
x = 24,875,164.29
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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.