Finding the Fourth Proportional to 32,709,159.30, 45,138,938.36 and 18,025,352.44
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Solution
The fourth proportional to 32,709,159.30, 45,138,938.36 and 18,025,352.44 is: 24,875,150.88
Step by Step Solution
- Step 1: Write the proportion equation
32,709,159.30 : 45,138,938.36 = 18,025,352.44 : x - Step 2: Convert to fraction form
32,709,159.30/45,138,938.36 = 18,025,352.44/x - Step 3: Cross multiply
32,709,159.30x = 45,138,938.36 × 18,025,352.44 - Step 4: Simplify right side
32,709,159.30x = 813,645,272,706,435.62 - Step 5: Solve for x
x = 813,645,272,706,435.62/32,709,159.30 - Step 6: Final answer
x = 24,875,150.88
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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.