Finding the Fourth Proportional to 11,088,248.40, 16,632,372.60 and 6,814,558.80
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Solution
The fourth proportional to 11,088,248.40, 16,632,372.60 and 6,814,558.80 is: 10,221,838.20
Step by Step Solution
- Step 1: Write the proportion equation
11,088,248.40 : 16,632,372.60 = 6,814,558.80 : x - Step 2: Convert to fraction form
11,088,248.40/16,632,372.60 = 6,814,558.80/x - Step 3: Cross multiply
11,088,248.40x = 16,632,372.60 × 6,814,558.80 - Step 4: Simplify right side
11,088,248.40x = 113,342,281,066,208.88 - Step 5: Solve for x
x = 113,342,281,066,208.88/11,088,248.40 - Step 6: Final answer
x = 10,221,838.20
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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.