Finding the Fourth Proportional to 16,310,520, 24,449,619.36 and 7,659,133.60
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Solution
The fourth proportional to 16,310,520, 24,449,619.36 and 7,659,133.60 is: 11,481,111.65
Step by Step Solution
- Step 1: Write the proportion equation
16,310,520 : 24,449,619.36 = 7,659,133.60 : x - Step 2: Convert to fraction form
16,310,520/24,449,619.36 = 7,659,133.60/x - Step 3: Cross multiply
16,310,520x = 24,449,619.36 × 7,659,133.60 - Step 4: Simplify right side
16,310,520x = 187,262,901,147,386.47 - Step 5: Solve for x
x = 187,262,901,147,386.47/16,310,520 - Step 6: Final answer
x = 11,481,111.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.