Finding the Fourth Proportional to 32,128,283.97, 44,373,536.60 and 21,656,239.07
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Solution
The fourth proportional to 32,128,283.97, 44,373,536.60 and 21,656,239.07 is: 29,910,216.11
Step by Step Solution
- Step 1: Write the proportion equation
32,128,283.97 : 44,373,536.60 = 21,656,239.07 : x - Step 2: Convert to fraction form
32,128,283.97/44,373,536.60 = 21,656,239.07/x - Step 3: Cross multiply
32,128,283.97x = 44,373,536.60 × 21,656,239.07 - Step 4: Simplify right side
32,128,283.97x = 960,963,916,660,846.12 - Step 5: Solve for x
x = 960,963,916,660,846.12/32,128,283.97 - Step 6: Final answer
x = 29,910,216.11
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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.