Finding the Fourth Proportional to 19,394,839.69, 29,092,405.37 and 8,609,240.95
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Solution
The fourth proportional to 19,394,839.69, 29,092,405.37 and 8,609,240.95 is: 12,913,926.16
Step by Step Solution
- Step 1: Write the proportion equation
19,394,839.69 : 29,092,405.37 = 8,609,240.95 : x - Step 2: Convert to fraction form
19,394,839.69/29,092,405.37 = 8,609,240.95/x - Step 3: Cross multiply
19,394,839.69x = 29,092,405.37 × 8,609,240.95 - Step 4: Simplify right side
19,394,839.69x = 250,463,527,529,626.66 - Step 5: Solve for x
x = 250,463,527,529,626.66/19,394,839.69 - Step 6: Final answer
x = 12,913,926.16
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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.