Finding the Fourth Proportional to 32,808,528.36, 45,276,147.70 and 18,123,887.10
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Solution
The fourth proportional to 32,808,528.36, 45,276,147.70 and 18,123,887.10 is: 25,011,173.32
Step by Step Solution
- Step 1: Write the proportion equation
32,808,528.36 : 45,276,147.70 = 18,123,887.10 : x - Step 2: Convert to fraction form
32,808,528.36/45,276,147.70 = 18,123,887.10/x - Step 3: Cross multiply
32,808,528.36x = 45,276,147.70 × 18,123,887.10 - Step 4: Simplify right side
32,808,528.36x = 820,579,789,237,724.75 - Step 5: Solve for x
x = 820,579,789,237,724.75/32,808,528.36 - Step 6: Final answer
x = 25,011,173.32
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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.