Finding the Fourth Proportional to 57,674,137.47, 79,590,806.05 and 32,895,579.42
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Solution
The fourth proportional to 57,674,137.47, 79,590,806.05 and 32,895,579.42 is: 45,396,182.70
Step by Step Solution
- Step 1: Write the proportion equation
57,674,137.47 : 79,590,806.05 = 32,895,579.42 : x - Step 2: Convert to fraction form
57,674,137.47/79,590,806.05 = 32,895,579.42/x - Step 3: Cross multiply
57,674,137.47x = 79,590,806.05 × 32,895,579.42 - Step 4: Simplify right side
57,674,137.47x = 2,618,185,681,519,591.50 - Step 5: Solve for x
x = 2,618,185,681,519,591.50/57,674,137.47 - Step 6: Final answer
x = 45,396,182.70
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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.