Finding the Fourth Proportional to 44,551,582.56, 66,827,427.18 and 12,203,763.96
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Solution
The fourth proportional to 44,551,582.56, 66,827,427.18 and 12,203,763.96 is: 18,305,660.55
Step by Step Solution
- Step 1: Write the proportion equation
44,551,582.56 : 66,827,427.18 = 12,203,763.96 : x - Step 2: Convert to fraction form
44,551,582.56/66,827,427.18 = 12,203,763.96/x - Step 3: Cross multiply
44,551,582.56x = 66,827,427.18 × 12,203,763.96 - Step 4: Simplify right side
44,551,582.56x = 815,546,147,358,808.50 - Step 5: Solve for x
x = 815,546,147,358,808.50/44,551,582.56 - Step 6: Final answer
x = 18,305,660.55
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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.