Finding the Fourth Proportional to 36,518,058.84, 50,394,305.34 and 20,220,184.92
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Solution
The fourth proportional to 36,518,058.84, 50,394,305.34 and 20,220,184.92 is: 27,903,514.19
Step by Step Solution
- Step 1: Write the proportion equation
36,518,058.84 : 50,394,305.34 = 20,220,184.92 : x - Step 2: Convert to fraction form
36,518,058.84/50,394,305.34 = 20,220,184.92/x - Step 3: Cross multiply
36,518,058.84x = 50,394,305.34 × 20,220,184.92 - Step 4: Simplify right side
36,518,058.84x = 1,018,982,172,889,743.62 - Step 5: Solve for x
x = 1,018,982,172,889,743.62/36,518,058.84 - Step 6: Final answer
x = 27,903,514.19
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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.