Finding the Fourth Proportional to 7,652,236.32, 10,560,563.72 and 4,214,476.44
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Solution
The fourth proportional to 7,652,236.32, 10,560,563.72 and 4,214,476.44 is: 5,816,240.52
Step by Step Solution
- Step 1: Write the proportion equation
7,652,236.32 : 10,560,563.72 = 4,214,476.44 : x - Step 2: Convert to fraction form
7,652,236.32/10,560,563.72 = 4,214,476.44/x - Step 3: Cross multiply
7,652,236.32x = 10,560,563.72 × 4,214,476.44 - Step 4: Simplify right side
7,652,236.32x = 44,507,246,991,058.77 - Step 5: Solve for x
x = 44,507,246,991,058.77/7,652,236.32 - Step 6: Final answer
x = 5,816,240.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.