Finding the Fourth Proportional to 36,701,430.15, 50,651,200.80 and 20,184,465.63
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Solution
The fourth proportional to 36,701,430.15, 50,651,200.80 and 20,184,465.63 is: 27,856,337.41
Step by Step Solution
- Step 1: Write the proportion equation
36,701,430.15 : 50,651,200.80 = 20,184,465.63 : x - Step 2: Convert to fraction form
36,701,430.15/50,651,200.80 = 20,184,465.63/x - Step 3: Cross multiply
36,701,430.15x = 50,651,200.80 × 20,184,465.63 - Step 4: Simplify right side
36,701,430.15x = 1,022,367,421,665,828.38 - Step 5: Solve for x
x = 1,022,367,421,665,828.38/36,701,430.15 - Step 6: Final answer
x = 27,856,337.41
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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.