Finding the Fourth Proportional to 7,029,450.16, 10,540,383.78 and 3,189,177.08
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Solution
The fourth proportional to 7,029,450.16, 10,540,383.78 and 3,189,177.08 is: 4,782,045.48
Step by Step Solution
- Step 1: Write the proportion equation
7,029,450.16 : 10,540,383.78 = 3,189,177.08 : x - Step 2: Convert to fraction form
7,029,450.16/10,540,383.78 = 3,189,177.08/x - Step 3: Cross multiply
7,029,450.16x = 10,540,383.78 × 3,189,177.08 - Step 4: Simplify right side
7,029,450.16x = 33,615,150,365,579.76 - Step 5: Solve for x
x = 33,615,150,365,579.76/7,029,450.16 - Step 6: Final answer
x = 4,782,045.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.