Finding the Fourth Proportional to 17,760,417.12, 24,509,375.26 and 9,611,655.12
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Solution
The fourth proportional to 17,760,417.12, 24,509,375.26 and 9,611,655.12 is: 13,264,083.87
Step by Step Solution
- Step 1: Write the proportion equation
17,760,417.12 : 24,509,375.26 = 9,611,655.12 : x - Step 2: Convert to fraction form
17,760,417.12/24,509,375.26 = 9,611,655.12/x - Step 3: Cross multiply
17,760,417.12x = 24,509,375.26 × 9,611,655.12 - Step 4: Simplify right side
17,760,417.12x = 235,575,662,205,780.31 - Step 5: Solve for x
x = 235,575,662,205,780.31/17,760,417.12 - Step 6: Final answer
x = 13,264,083.87
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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.