Finding the Fourth Proportional to 16,180,713.35, 22,329,383.55 and 8,738,374.74
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Solution
The fourth proportional to 16,180,713.35, 22,329,383.55 and 8,738,374.74 is: 12,058,956.67
Step by Step Solution
- Step 1: Write the proportion equation
16,180,713.35 : 22,329,383.55 = 8,738,374.74 : x - Step 2: Convert to fraction form
16,180,713.35/22,329,383.55 = 8,738,374.74/x - Step 3: Cross multiply
16,180,713.35x = 22,329,383.55 × 8,738,374.74 - Step 4: Simplify right side
16,180,713.35x = 195,122,521,173,091.53 - Step 5: Solve for x
x = 195,122,521,173,091.53/16,180,713.35 - Step 6: Final answer
x = 12,058,956.67
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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.