Finding the Fourth Proportional to 32,377,274.42, 44,685,195.35 and 20,612,784.62
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Solution
The fourth proportional to 32,377,274.42, 44,685,195.35 and 20,612,784.62 is: 28,448,543.73
Step by Step Solution
- Step 1: Write the proportion equation
32,377,274.42 : 44,685,195.35 = 20,612,784.62 : x - Step 2: Convert to fraction form
32,377,274.42/44,685,195.35 = 20,612,784.62/x - Step 3: Cross multiply
32,377,274.42x = 44,685,195.35 × 20,612,784.62 - Step 4: Simplify right side
32,377,274.42x = 921,086,307,349,111.62 - Step 5: Solve for x
x = 921,086,307,349,111.62/32,377,274.42 - Step 6: Final answer
x = 28,448,543.73
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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.