Finding the Fourth Proportional to 19,542,004.01, 26,971,199.70 and 10,842,979.13
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Solution
The fourth proportional to 19,542,004.01, 26,971,199.70 and 10,842,979.13 is: 14,965,105.69
Step by Step Solution
- Step 1: Write the proportion equation
19,542,004.01 : 26,971,199.70 = 10,842,979.13 : x - Step 2: Convert to fraction form
19,542,004.01/26,971,199.70 = 10,842,979.13/x - Step 3: Cross multiply
19,542,004.01x = 26,971,199.70 × 10,842,979.13 - Step 4: Simplify right side
19,542,004.01x = 292,448,155,458,162.25 - Step 5: Solve for x
x = 292,448,155,458,162.25/19,542,004.01 - Step 6: Final answer
x = 14,965,105.69
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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.