Finding the Fourth Proportional to 48,114,145.80, 72,191,954.70 and 27,936,635.40
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Solution
The fourth proportional to 48,114,145.80, 72,191,954.70 and 27,936,635.40 is: 41,916,993.09
Step by Step Solution
- Step 1: Write the proportion equation
48,114,145.80 : 72,191,954.70 = 27,936,635.40 : x - Step 2: Convert to fraction form
48,114,145.80/72,191,954.70 = 27,936,635.40/x - Step 3: Cross multiply
48,114,145.80x = 72,191,954.70 × 27,936,635.40 - Step 4: Simplify right side
48,114,145.80x = 2,016,800,317,267,216.25 - Step 5: Solve for x
x = 2,016,800,317,267,216.25/48,114,145.80 - Step 6: Final answer
x = 41,916,993.09
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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.