Finding the Fourth Proportional to 10,584,519.18, 14,614,864.02 and 8,133,266.40
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Solution
The fourth proportional to 10,584,519.18, 14,614,864.02 and 8,133,266.40 is: 11,230,229.78
Step by Step Solution
- Step 1: Write the proportion equation
10,584,519.18 : 14,614,864.02 = 8,133,266.40 : x - Step 2: Convert to fraction form
10,584,519.18/14,614,864.02 = 8,133,266.40/x - Step 3: Cross multiply
10,584,519.18x = 14,614,864.02 × 8,133,266.40 - Step 4: Simplify right side
10,584,519.18x = 118,866,582,474,434.94 - Step 5: Solve for x
x = 118,866,582,474,434.94/10,584,519.18 - Step 6: Final answer
x = 11,230,229.78
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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.