Finding the Fourth Proportional to 35,311,342.80, 52,967,014.20 and 18,277,237.20
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Solution
The fourth proportional to 35,311,342.80, 52,967,014.20 and 18,277,237.20 is: 27,415,855.80
Step by Step Solution
- Step 1: Write the proportion equation
35,311,342.80 : 52,967,014.20 = 18,277,237.20 : x - Step 2: Convert to fraction form
35,311,342.80/52,967,014.20 = 18,277,237.20/x - Step 3: Cross multiply
35,311,342.80x = 52,967,014.20 × 18,277,237.20 - Step 4: Simplify right side
35,311,342.80x = 968,090,682,309,168.25 - Step 5: Solve for x
x = 968,090,682,309,168.25/35,311,342.80 - Step 6: Final answer
x = 27,415,855.80
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1.5x scale
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.