Finding the Fourth Proportional to 14,378,049.18, 19,844,270.79 and 8,497,443.30
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Solution
The fourth proportional to 14,378,049.18, 19,844,270.79 and 8,497,443.30 is: 11,727,986.44
Step by Step Solution
- Step 1: Write the proportion equation
14,378,049.18 : 19,844,270.79 = 8,497,443.30 : x - Step 2: Convert to fraction form
14,378,049.18/19,844,270.79 = 8,497,443.30/x - Step 3: Cross multiply
14,378,049.18x = 19,844,270.79 × 8,497,443.30 - Step 4: Simplify right side
14,378,049.18x = 168,625,565,867,871.22 - Step 5: Solve for x
x = 168,625,565,867,871.22/14,378,049.18 - Step 6: Final answer
x = 11,727,986.44
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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.