Finding the Fourth Proportional to 19,411,270.56, 29,093,292.72 and 13,733,131.68
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Solution
The fourth proportional to 19,411,270.56, 29,093,292.72 and 13,733,131.68 is: 20,582,991.65
Step by Step Solution
- Step 1: Write the proportion equation
19,411,270.56 : 29,093,292.72 = 13,733,131.68 : x - Step 2: Convert to fraction form
19,411,270.56/29,093,292.72 = 13,733,131.68/x - Step 3: Cross multiply
19,411,270.56x = 29,093,292.72 × 13,733,131.68 - Step 4: Simplify right side
19,411,270.56x = 399,542,019,928,545.38 - Step 5: Solve for x
x = 399,542,019,928,545.38/19,411,270.56 - Step 6: Final answer
x = 20,582,991.65
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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.