Finding the Fourth Proportional to 14,439,381.44, 19,926,895.36 and 8,245,437.44
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Solution
The fourth proportional to 14,439,381.44, 19,926,895.36 and 8,245,437.44 is: 11,379,017.15
Step by Step Solution
- Step 1: Write the proportion equation
14,439,381.44 : 19,926,895.36 = 8,245,437.44 : x - Step 2: Convert to fraction form
14,439,381.44/19,926,895.36 = 8,245,437.44/x - Step 3: Cross multiply
14,439,381.44x = 19,926,895.36 × 8,245,437.44 - Step 4: Simplify right side
14,439,381.44x = 164,305,969,064,306.28 - Step 5: Solve for x
x = 164,305,969,064,306.28/14,439,381.44 - Step 6: Final answer
x = 11,379,017.15
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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.