Finding the Fourth Proportional to 29,818,473, 41,149,843.20 and 18,057,531.12
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Solution
The fourth proportional to 29,818,473, 41,149,843.20 and 18,057,531.12 is: 24,919,605.18
Step by Step Solution
- Step 1: Write the proportion equation
29,818,473 : 41,149,843.20 = 18,057,531.12 : x - Step 2: Convert to fraction form
29,818,473/41,149,843.20 = 18,057,531.12/x - Step 3: Cross multiply
29,818,473x = 41,149,843.20 × 18,057,531.12 - Step 4: Simplify right side
29,818,473x = 743,064,574,167,120.50 - Step 5: Solve for x
x = 743,064,574,167,120.50/29,818,473 - Step 6: Final answer
x = 24,919,605.18
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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.