Finding the Fourth Proportional to 17,964,201.75, 24,790,598.42 and 9,815,439.75
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Solution
The fourth proportional to 17,964,201.75, 24,790,598.42 and 9,815,439.75 is: 13,545,306.86
Step by Step Solution
- Step 1: Write the proportion equation
17,964,201.75 : 24,790,598.42 = 9,815,439.75 : x - Step 2: Convert to fraction form
17,964,201.75/24,790,598.42 = 9,815,439.75/x - Step 3: Cross multiply
17,964,201.75x = 24,790,598.42 × 9,815,439.75 - Step 4: Simplify right side
17,964,201.75x = 243,330,625,108,878 - Step 5: Solve for x
x = 243,330,625,108,878/17,964,201.75 - Step 6: Final answer
x = 13,545,306.86
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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.