Finding the Fourth Proportional to 16,270,118.96, 22,452,702.57 and 8,928,074.97
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Solution
The fourth proportional to 16,270,118.96, 22,452,702.57 and 8,928,074.97 is: 12,320,709.65
Step by Step Solution
- Step 1: Write the proportion equation
16,270,118.96 : 22,452,702.57 = 8,928,074.97 : x - Step 2: Convert to fraction form
16,270,118.96/22,452,702.57 = 8,928,074.97/x - Step 3: Cross multiply
16,270,118.96x = 22,452,702.57 × 8,928,074.97 - Step 4: Simplify right side
16,270,118.96x = 200,459,411,667,167.78 - Step 5: Solve for x
x = 200,459,411,667,167.78/16,270,118.96 - Step 6: Final answer
x = 12,320,709.65
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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.