Finding the Fourth Proportional to 5,367,011.68, 7,417,102.80 and 4,398,614.56
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Solution
The fourth proportional to 5,367,011.68, 7,417,102.80 and 4,398,614.56 is: 6,078,797.35
Step by Step Solution
- Step 1: Write the proportion equation
5,367,011.68 : 7,417,102.80 = 4,398,614.56 : x - Step 2: Convert to fraction form
5,367,011.68/7,417,102.80 = 4,398,614.56/x - Step 3: Cross multiply
5,367,011.68x = 7,417,102.80 × 4,398,614.56 - Step 4: Simplify right side
5,367,011.68x = 32,624,976,369,096.77 - Step 5: Solve for x
x = 32,624,976,369,096.77/5,367,011.68 - Step 6: Final answer
x = 6,078,797.35
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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.