Finding the Fourth Proportional to 29,462,817.24, 40,660,731.26 and 17,860,869.72
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Solution
The fourth proportional to 29,462,817.24, 40,660,731.26 and 17,860,869.72 is: 24,649,239.00
Step by Step Solution
- Step 1: Write the proportion equation
29,462,817.24 : 40,660,731.26 = 17,860,869.72 : x - Step 2: Convert to fraction form
29,462,817.24/40,660,731.26 = 17,860,869.72/x - Step 3: Cross multiply
29,462,817.24x = 40,660,731.26 × 17,860,869.72 - Step 4: Simplify right side
29,462,817.24x = 726,236,023,754,791.38 - Step 5: Solve for x
x = 726,236,023,754,791.38/29,462,817.24 - Step 6: Final answer
x = 24,649,239.00
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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.