Finding the Fourth Proportional to 19,930,609.99, 27,504,242.13 and 10,763,252.74
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Solution
The fourth proportional to 19,930,609.99, 27,504,242.13 and 10,763,252.74 is: 14,853,288.97
Step by Step Solution
- Step 1: Write the proportion equation
19,930,609.99 : 27,504,242.13 = 10,763,252.74 : x - Step 2: Convert to fraction form
19,930,609.99/27,504,242.13 = 10,763,252.74/x - Step 3: Cross multiply
19,930,609.99x = 27,504,242.13 × 10,763,252.74 - Step 4: Simplify right side
19,930,609.99x = 296,035,109,481,545.19 - Step 5: Solve for x
x = 296,035,109,481,545.19/19,930,609.99 - Step 6: Final answer
x = 14,853,288.97
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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.