Finding the Fourth Proportional to 32,184,029.20, 48,276,043.80 and 7,922,763.40
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Solution
The fourth proportional to 32,184,029.20, 48,276,043.80 and 7,922,763.40 is: 11,884,145.10
Step by Step Solution
- Step 1: Write the proportion equation
32,184,029.20 : 48,276,043.80 = 7,922,763.40 : x - Step 2: Convert to fraction form
32,184,029.20/48,276,043.80 = 7,922,763.40/x - Step 3: Cross multiply
32,184,029.20x = 48,276,043.80 × 7,922,763.40 - Step 4: Simplify right side
32,184,029.20x = 382,479,672,915,436.94 - Step 5: Solve for x
x = 382,479,672,915,436.94/32,184,029.20 - Step 6: Final answer
x = 11,884,145.10
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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.