Finding the Fourth Proportional to 33,247,652.48, 45,881,311.80 and 18,563,544.80
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Solution
The fourth proportional to 33,247,652.48, 45,881,311.80 and 18,563,544.80 is: 25,617,441.34
Step by Step Solution
- Step 1: Write the proportion equation
33,247,652.48 : 45,881,311.80 = 18,563,544.80 : x - Step 2: Convert to fraction form
33,247,652.48/45,881,311.80 = 18,563,544.80/x - Step 3: Cross multiply
33,247,652.48x = 45,881,311.80 × 18,563,544.80 - Step 4: Simplify right side
33,247,652.48x = 851,719,787,082,068.62 - Step 5: Solve for x
x = 851,719,787,082,068.62/33,247,652.48 - Step 6: Final answer
x = 25,617,441.34
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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.