Finding the Fourth Proportional to 13,891,908.08, 19,177,497.07 and 9,765,476.48
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Solution
The fourth proportional to 13,891,908.08, 19,177,497.07 and 9,765,476.48 is: 13,481,042.02
Step by Step Solution
- Step 1: Write the proportion equation
13,891,908.08 : 19,177,497.07 = 9,765,476.48 : x - Step 2: Convert to fraction form
13,891,908.08/19,177,497.07 = 9,765,476.48/x - Step 3: Cross multiply
13,891,908.08x = 19,177,497.07 × 9,765,476.48 - Step 4: Simplify right side
13,891,908.08x = 187,277,396,605,883.97 - Step 5: Solve for x
x = 187,277,396,605,883.97/13,891,908.08 - Step 6: Final answer
x = 13,481,042.02
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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.