Finding the Fourth Proportional to 7,534,513.44, 11,306,795.40 and 2,742,201.36
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Solution
The fourth proportional to 7,534,513.44, 11,306,795.40 and 2,742,201.36 is: 4,115,130.99
Step by Step Solution
- Step 1: Write the proportion equation
7,534,513.44 : 11,306,795.40 = 2,742,201.36 : x - Step 2: Convert to fraction form
7,534,513.44/11,306,795.40 = 2,742,201.36/x - Step 3: Cross multiply
7,534,513.44x = 11,306,795.40 × 2,742,201.36 - Step 4: Simplify right side
7,534,513.44x = 31,005,509,723,121.74 - Step 5: Solve for x
x = 31,005,509,723,121.74/7,534,513.44 - Step 6: Final answer
x = 4,115,130.99
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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.