Finding the Fourth Proportional to 10,477,383.54, 15,726,211.18 and 7,562,481.64
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Solution
The fourth proportional to 10,477,383.54, 15,726,211.18 and 7,562,481.64 is: 11,351,038.44
Step by Step Solution
- Step 1: Write the proportion equation
10,477,383.54 : 15,726,211.18 = 7,562,481.64 : x - Step 2: Convert to fraction form
10,477,383.54/15,726,211.18 = 7,562,481.64/x - Step 3: Cross multiply
10,477,383.54x = 15,726,211.18 × 7,562,481.64 - Step 4: Simplify right side
10,477,383.54x = 118,929,183,315,512.73 - Step 5: Solve for x
x = 118,929,183,315,512.73/10,477,383.54 - Step 6: Final answer
x = 11,351,038.44
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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.