Finding the Fourth Proportional to 37,659,625.80, 56,489,438.70 and 10,365,865.80
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Solution
The fourth proportional to 37,659,625.80, 56,489,438.70 and 10,365,865.80 is: 15,548,798.70
Step by Step Solution
- Step 1: Write the proportion equation
37,659,625.80 : 56,489,438.70 = 10,365,865.80 : x - Step 2: Convert to fraction form
37,659,625.80/56,489,438.70 = 10,365,865.80/x - Step 3: Cross multiply
37,659,625.80x = 56,489,438.70 × 10,365,865.80 - Step 4: Simplify right side
37,659,625.80x = 585,561,940,681,526.50 - Step 5: Solve for x
x = 585,561,940,681,526.50/37,659,625.80 - Step 6: Final answer
x = 15,548,798.70
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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.