Finding the Fourth Proportional to 32,490,454.80, 48,735,682.20 and 27,388,621.20
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Solution
The fourth proportional to 32,490,454.80, 48,735,682.20 and 27,388,621.20 is: 41,082,931.80
Step by Step Solution
- Step 1: Write the proportion equation
32,490,454.80 : 48,735,682.20 = 27,388,621.20 : x - Step 2: Convert to fraction form
32,490,454.80/48,735,682.20 = 27,388,621.20/x - Step 3: Cross multiply
32,490,454.80x = 48,735,682.20 × 27,388,621.20 - Step 4: Simplify right side
32,490,454.80x = 1,334,803,138,699,382.75 - Step 5: Solve for x
x = 1,334,803,138,699,382.75/32,490,454.80 - Step 6: Final answer
x = 41,082,931.80
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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.