Finding the Fourth Proportional to 52,828,317.28, 79,247,905.48 and 18,284,662.54
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Solution
The fourth proportional to 52,828,317.28, 79,247,905.48 and 18,284,662.54 is: 27,428,873.06
Step by Step Solution
- Step 1: Write the proportion equation
52,828,317.28 : 79,247,905.48 = 18,284,662.54 : x - Step 2: Convert to fraction form
52,828,317.28/79,247,905.48 = 18,284,662.54/x - Step 3: Cross multiply
52,828,317.28x = 79,247,905.48 × 18,284,662.54 - Step 4: Simplify right side
52,828,317.28x = 1,449,021,208,703,616.75 - Step 5: Solve for x
x = 1,449,021,208,703,616.75/52,828,317.28 - Step 6: Final answer
x = 27,428,873.06
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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.