Finding the Fourth Proportional to 19,437,422.58, 29,186,098.20 and 16,444,119.42
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Solution
The fourth proportional to 19,437,422.58, 29,186,098.20 and 16,444,119.42 is: 24,691,529.05
Step by Step Solution
- Step 1: Write the proportion equation
19,437,422.58 : 29,186,098.20 = 16,444,119.42 : x - Step 2: Convert to fraction form
19,437,422.58/29,186,098.20 = 16,444,119.42/x - Step 3: Cross multiply
19,437,422.58x = 29,186,098.20 × 16,444,119.42 - Step 4: Simplify right side
19,437,422.58x = 479,939,684,204,647 - Step 5: Solve for x
x = 479,939,684,204,647/19,437,422.58 - Step 6: Final answer
x = 24,691,529.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.