Finding the Fourth Proportional to 32,184,045.20, 48,276,067.80 and 7,922,779.40
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Solution
The fourth proportional to 32,184,045.20, 48,276,067.80 and 7,922,779.40 is: 11,884,169.10
Step by Step Solution
- Step 1: Write the proportion equation
32,184,045.20 : 48,276,067.80 = 7,922,779.40 : x - Step 2: Convert to fraction form
32,184,045.20/48,276,067.80 = 7,922,779.40/x - Step 3: Cross multiply
32,184,045.20x = 48,276,067.80 × 7,922,779.40 - Step 4: Simplify right side
32,184,045.20x = 382,480,635,478,843.31 - Step 5: Solve for x
x = 382,480,635,478,843.31/32,184,045.20 - Step 6: Final answer
x = 11,884,169.10
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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.