Finding the Fourth Proportional to 8,651,461.56, 11,935,048.62 and 5,596,660.92
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Solution
The fourth proportional to 8,651,461.56, 11,935,048.62 and 5,596,660.92 is: 7,720,824.94
Step by Step Solution
- Step 1: Write the proportion equation
8,651,461.56 : 11,935,048.62 = 5,596,660.92 : x - Step 2: Convert to fraction form
8,651,461.56/11,935,048.62 = 5,596,660.92/x - Step 3: Cross multiply
8,651,461.56x = 11,935,048.62 × 5,596,660.92 - Step 4: Simplify right side
8,651,461.56x = 66,796,420,189,853.92 - Step 5: Solve for x
x = 66,796,420,189,853.92/8,651,461.56 - Step 6: Final answer
x = 7,720,824.94
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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.