Finding the Fourth Proportional to 27,206,331.20, 40,809,496.80 and 27,206,331.20
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Solution
The fourth proportional to 27,206,331.20, 40,809,496.80 and 27,206,331.20 is: 40,809,496.80
Step by Step Solution
- Step 1: Write the proportion equation
27,206,331.20 : 40,809,496.80 = 27,206,331.20 : x - Step 2: Convert to fraction form
27,206,331.20/40,809,496.80 = 27,206,331.20/x - Step 3: Cross multiply
27,206,331.20x = 40,809,496.80 × 27,206,331.20 - Step 4: Simplify right side
27,206,331.20x = 1,110,276,686,046,140 - Step 5: Solve for x
x = 1,110,276,686,046,140/27,206,331.20 - Step 6: Final answer
x = 40,809,496.80
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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.