Finding the Fourth Proportional to 19,842,450,707.25, 27,364,188,793.28 and 14,481,519,543.09
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Solution
The fourth proportional to 19,842,450,707.25, 27,364,188,793.28 and 14,481,519,543.09 is: 19,971,073,162.14
Step by Step Solution
- Step 1: Write the proportion equation
19,842,450,707.25 : 27,364,188,793.28 = 14,481,519,543.09 : x - Step 2: Convert to fraction form
19,842,450,707.25/27,364,188,793.28 = 14,481,519,543.09/x - Step 3: Cross multiply
19,842,450,707.25x = 27,364,188,793.28 × 14,481,519,543.09 - Step 4: Simplify right side
19,842,450,707.25x = 396,275,034,790,616,301,568 - Step 5: Solve for x
x = 396,275,034,790,616,301,568/19,842,450,707.25 - Step 6: Final answer
x = 19,971,073,162.14
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1.5x scale
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.