Finding the Fourth Proportional to 27,107,418.62, 37,408,237.90 and 14,884,275.62
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Solution
The fourth proportional to 27,107,418.62, 37,408,237.90 and 14,884,275.62 is: 20,540,300.47
Step by Step Solution
- Step 1: Write the proportion equation
27,107,418.62 : 37,408,237.90 = 14,884,275.62 : x - Step 2: Convert to fraction form
27,107,418.62/37,408,237.90 = 14,884,275.62/x - Step 3: Cross multiply
27,107,418.62x = 37,408,237.90 × 14,884,275.62 - Step 4: Simplify right side
27,107,418.62x = 556,794,523,362,129.94 - Step 5: Solve for x
x = 556,794,523,362,129.94/27,107,418.62 - Step 6: Final answer
x = 20,540,300.47
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1.5x scale
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.