Finding the Fourth Proportional to 7,633,722.16, 10,534,415.84 and 4,195,889.36
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Solution
The fourth proportional to 7,633,722.16, 10,534,415.84 and 4,195,889.36 is: 5,790,260.95
Step by Step Solution
- Step 1: Write the proportion equation
7,633,722.16 : 10,534,415.84 = 4,195,889.36 : x - Step 2: Convert to fraction form
7,633,722.16/10,534,415.84 = 4,195,889.36/x - Step 3: Cross multiply
7,633,722.16x = 10,534,415.84 × 4,195,889.36 - Step 4: Simplify right side
7,633,722.16x = 44,201,243,336,871.47 - Step 5: Solve for x
x = 44,201,243,336,871.47/7,633,722.16 - Step 6: Final answer
x = 5,790,260.95
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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.