Finding the Fourth Proportional to 9,349,919.20, 14,027,503.20 and 4,557,764.80
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Solution
The fourth proportional to 9,349,919.20, 14,027,503.20 and 4,557,764.80 is: 6,837,926.50
Step by Step Solution
- Step 1: Write the proportion equation
9,349,919.20 : 14,027,503.20 = 4,557,764.80 : x - Step 2: Convert to fraction form
9,349,919.20/14,027,503.20 = 4,557,764.80/x - Step 3: Cross multiply
9,349,919.20x = 14,027,503.20 × 4,557,764.80 - Step 4: Simplify right side
9,349,919.20x = 63,934,060,316,847.35 - Step 5: Solve for x
x = 63,934,060,316,847.35/9,349,919.20 - Step 6: Final answer
x = 6,837,926.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.