Finding the Fourth Proportional to 16,774,278.96, 25,128,535.48 and 8,692,556.01
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Solution
The fourth proportional to 16,774,278.96, 25,128,535.48 and 8,692,556.01 is: 13,021,793.82
Step by Step Solution
- Step 1: Write the proportion equation
16,774,278.96 : 25,128,535.48 = 8,692,556.01 : x - Step 2: Convert to fraction form
16,774,278.96/25,128,535.48 = 8,692,556.01/x - Step 3: Cross multiply
16,774,278.96x = 25,128,535.48 × 8,692,556.01 - Step 4: Simplify right side
16,774,278.96x = 218,431,202,109,172.22 - Step 5: Solve for x
x = 218,431,202,109,172.22/16,774,278.96 - Step 6: Final answer
x = 13,021,793.82
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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.