Finding the Fourth Proportional to 27,012,725.52, 40,519,184.04 and 6,542,458.80
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Solution
The fourth proportional to 27,012,725.52, 40,519,184.04 and 6,542,458.80 is: 9,813,711.39
Step by Step Solution
- Step 1: Write the proportion equation
27,012,725.52 : 40,519,184.04 = 6,542,458.80 : x - Step 2: Convert to fraction form
27,012,725.52/40,519,184.04 = 6,542,458.80/x - Step 3: Cross multiply
27,012,725.52x = 40,519,184.04 × 6,542,458.80 - Step 4: Simplify right side
27,012,725.52x = 265,095,092,191,317.53 - Step 5: Solve for x
x = 265,095,092,191,317.53/27,012,725.52 - Step 6: Final answer
x = 9,813,711.39
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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.