Finding the Fourth Proportional to 32,643,925.81, 45,048,616.12 and 17,959,277.05
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Solution
The fourth proportional to 32,643,925.81, 45,048,616.12 and 17,959,277.05 is: 24,783,801.50
Step by Step Solution
- Step 1: Write the proportion equation
32,643,925.81 : 45,048,616.12 = 17,959,277.05 : x - Step 2: Convert to fraction form
32,643,925.81/45,048,616.12 = 17,959,277.05/x - Step 3: Cross multiply
32,643,925.81x = 45,048,616.12 × 17,959,277.05 - Step 4: Simplify right side
32,643,925.81x = 809,040,577,528,003.62 - Step 5: Solve for x
x = 809,040,577,528,003.62/32,643,925.81 - Step 6: Final answer
x = 24,783,801.50
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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.