Finding the Fourth Proportional to 19,632,212.88, 29,366,287.34 and 13,795,975.84
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Solution
The fourth proportional to 19,632,212.88, 29,366,287.34 and 13,795,975.84 is: 20,636,318.13
Step by Step Solution
- Step 1: Write the proportion equation
19,632,212.88 : 29,366,287.34 = 13,795,975.84 : x - Step 2: Convert to fraction form
19,632,212.88/29,366,287.34 = 13,795,975.84/x - Step 3: Cross multiply
19,632,212.88x = 29,366,287.34 × 13,795,975.84 - Step 4: Simplify right side
19,632,212.88x = 405,136,590,653,137.88 - Step 5: Solve for x
x = 405,136,590,653,137.88/19,632,212.88 - Step 6: Final answer
x = 20,636,318.13
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.