Finding the Fourth Proportional to 16,917,344.16, 23,345,958.56 and 9,182,388.08
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Solution
The fourth proportional to 16,917,344.16, 23,345,958.56 and 9,182,388.08 is: 12,671,708.37
Step by Step Solution
- Step 1: Write the proportion equation
16,917,344.16 : 23,345,958.56 = 9,182,388.08 : x - Step 2: Convert to fraction form
16,917,344.16/23,345,958.56 = 9,182,388.08/x - Step 3: Cross multiply
16,917,344.16x = 23,345,958.56 × 9,182,388.08 - Step 4: Simplify right side
16,917,344.16x = 214,371,651,597,517.97 - Step 5: Solve for x
x = 214,371,651,597,517.97/16,917,344.16 - Step 6: Final answer
x = 12,671,708.37
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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.