Finding the Fourth Proportional to 27,246,331.34, 37,609,048.49 and 16,236,533.51
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Solution
The fourth proportional to 27,246,331.34, 37,609,048.49 and 16,236,533.51 is: 22,411,845.78
Step by Step Solution
- Step 1: Write the proportion equation
27,246,331.34 : 37,609,048.49 = 16,236,533.51 : x - Step 2: Convert to fraction form
27,246,331.34/37,609,048.49 = 16,236,533.51/x - Step 3: Cross multiply
27,246,331.34x = 37,609,048.49 × 16,236,533.51 - Step 4: Simplify right side
27,246,331.34x = 610,640,575,817,872 - Step 5: Solve for x
x = 610,640,575,817,872/27,246,331.34 - Step 6: Final answer
x = 22,411,845.78
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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.