Finding the Fourth Proportional to 32,129,108.12, 44,338,939.84 and 17,445,393.30
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Solution
The fourth proportional to 32,129,108.12, 44,338,939.84 and 17,445,393.30 is: 24,075,061.19
Step by Step Solution
- Step 1: Write the proportion equation
32,129,108.12 : 44,338,939.84 = 17,445,393.30 : x - Step 2: Convert to fraction form
32,129,108.12/44,338,939.84 = 17,445,393.30/x - Step 3: Cross multiply
32,129,108.12x = 44,338,939.84 × 17,445,393.30 - Step 4: Simplify right side
32,129,108.12x = 773,510,244,013,839.12 - Step 5: Solve for x
x = 773,510,244,013,839.12/32,129,108.12 - Step 6: Final answer
x = 24,075,061.19
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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.