Finding the Fourth Proportional to 7,267,509.55, 10,901,305.55 and 1,875,791.36
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Solution
The fourth proportional to 7,267,509.55, 10,901,305.55 and 1,875,791.36 is: 2,813,697.68
Step by Step Solution
- Step 1: Write the proportion equation
7,267,509.55 : 10,901,305.55 = 1,875,791.36 : x - Step 2: Convert to fraction form
7,267,509.55/10,901,305.55 = 1,875,791.36/x - Step 3: Cross multiply
7,267,509.55x = 10,901,305.55 × 1,875,791.36 - Step 4: Simplify right side
7,267,509.55x = 20,448,574,763,410.05 - Step 5: Solve for x
x = 20,448,574,763,410.05/7,267,509.55 - Step 6: Final answer
x = 2,813,697.68
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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.