Finding the Fourth Proportional to 10,247,525.76, 15,374,271.84 and 4,848,749.51
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Solution
The fourth proportional to 10,247,525.76, 15,374,271.84 and 4,848,749.51 is: 7,274,535.80
Step by Step Solution
- Step 1: Write the proportion equation
10,247,525.76 : 15,374,271.84 = 4,848,749.51 : x - Step 2: Convert to fraction form
10,247,525.76/15,374,271.84 = 4,848,749.51/x - Step 3: Cross multiply
10,247,525.76x = 15,374,271.84 × 4,848,749.51 - Step 4: Simplify right side
10,247,525.76x = 74,545,992,983,026.84 - Step 5: Solve for x
x = 74,545,992,983,026.84/10,247,525.76 - Step 6: Final answer
x = 7,274,535.80
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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.