Finding the Fourth Proportional to 27,278,566.11, 40,929,835.38 and 14,321,706.09
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Solution
The fourth proportional to 27,278,566.11, 40,929,835.38 and 14,321,706.09 is: 21,488,852.10
Step by Step Solution
- Step 1: Write the proportion equation
27,278,566.11 : 40,929,835.38 = 14,321,706.09 : x - Step 2: Convert to fraction form
27,278,566.11/40,929,835.38 = 14,321,706.09/x - Step 3: Cross multiply
27,278,566.11x = 40,929,835.38 × 14,321,706.09 - Step 4: Simplify right side
27,278,566.11x = 586,185,072,624,443.50 - Step 5: Solve for x
x = 586,185,072,624,443.50/27,278,566.11 - Step 6: Final answer
x = 21,488,852.10
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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.