Finding the Fourth Proportional to 27,569,584.67, 38,045,714.28 and 15,179,425.07
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Solution
The fourth proportional to 27,569,584.67, 38,045,714.28 and 15,179,425.07 is: 20,947,434.50
Step by Step Solution
- Step 1: Write the proportion equation
27,569,584.67 : 38,045,714.28 = 15,179,425.07 : x - Step 2: Convert to fraction form
27,569,584.67/38,045,714.28 = 15,179,425.07/x - Step 3: Cross multiply
27,569,584.67x = 38,045,714.28 × 15,179,425.07 - Step 4: Simplify right side
27,569,584.67x = 577,512,069,147,889 - Step 5: Solve for x
x = 577,512,069,147,889/27,569,584.67 - Step 6: Final answer
x = 20,947,434.50
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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.