Finding the Fourth Proportional to 67,995,560.40, 101,993,340.60 and 57,473,028.60
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Solution
The fourth proportional to 67,995,560.40, 101,993,340.60 and 57,473,028.60 is: 86,209,542.90
Step by Step Solution
- Step 1: Write the proportion equation
67,995,560.40 : 101,993,340.60 = 57,473,028.60 : x - Step 2: Convert to fraction form
67,995,560.40/101,993,340.60 = 57,473,028.60/x - Step 3: Cross multiply
67,995,560.40x = 101,993,340.60 × 57,473,028.60 - Step 4: Simplify right side
67,995,560.40x = 5,861,866,181,313,341 - Step 5: Solve for x
x = 5,861,866,181,313,341/67,995,560.40 - Step 6: Final answer
x = 86,209,542.90
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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.