Finding the Fourth Proportional to 18,012,141.48, 24,856,722.38 and 9,752,202.75
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Solution
The fourth proportional to 18,012,141.48, 24,856,722.38 and 9,752,202.75 is: 13,458,022.00
Step by Step Solution
- Step 1: Write the proportion equation
18,012,141.48 : 24,856,722.38 = 9,752,202.75 : x - Step 2: Convert to fraction form
18,012,141.48/24,856,722.38 = 9,752,202.75/x - Step 3: Cross multiply
18,012,141.48x = 24,856,722.38 × 9,752,202.75 - Step 4: Simplify right side
18,012,141.48x = 242,407,796,301,461.53 - Step 5: Solve for x
x = 242,407,796,301,461.53/18,012,141.48 - Step 6: Final answer
x = 13,458,022.00
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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.