Finding the Fourth Proportional to 27,426,394.24, 37,852,279.97 and 16,975,762.80
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Solution
The fourth proportional to 27,426,394.24, 37,852,279.97 and 16,975,762.80 is: 23,428,939.31
Step by Step Solution
- Step 1: Write the proportion equation
27,426,394.24 : 37,852,279.97 = 16,975,762.80 : x - Step 2: Convert to fraction form
27,426,394.24/37,852,279.97 = 16,975,762.80/x - Step 3: Cross multiply
27,426,394.24x = 37,852,279.97 × 16,975,762.80 - Step 4: Simplify right side
27,426,394.24x = 642,571,326,219,663 - Step 5: Solve for x
x = 642,571,326,219,663/27,426,394.24 - Step 6: Final answer
x = 23,428,939.31
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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.