Finding the Fourth Proportional to 48,141,125.28, 66,434,748.12 and 27,232,711.20
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Solution
The fourth proportional to 48,141,125.28, 66,434,748.12 and 27,232,711.20 is: 37,581,138.76
Step by Step Solution
- Step 1: Write the proportion equation
48,141,125.28 : 66,434,748.12 = 27,232,711.20 : x - Step 2: Convert to fraction form
48,141,125.28/66,434,748.12 = 27,232,711.20/x - Step 3: Cross multiply
48,141,125.28x = 66,434,748.12 × 27,232,711.20 - Step 4: Simplify right side
48,141,125.28x = 1,809,198,309,196,702.75 - Step 5: Solve for x
x = 1,809,198,309,196,702.75/48,141,125.28 - Step 6: Final answer
x = 37,581,138.76
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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.