Finding the Fourth Proportional to 16,175,679.30, 22,295,861.01 and 11,467,680.66
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Solution
The fourth proportional to 16,175,679.30, 22,295,861.01 and 11,467,680.66 is: 15,806,558.07
Step by Step Solution
- Step 1: Write the proportion equation
16,175,679.30 : 22,295,861.01 = 11,467,680.66 : x - Step 2: Convert to fraction form
16,175,679.30/22,295,861.01 = 11,467,680.66/x - Step 3: Cross multiply
16,175,679.30x = 22,295,861.01 × 11,467,680.66 - Step 4: Simplify right side
16,175,679.30x = 255,681,814,102,425.09 - Step 5: Solve for x
x = 255,681,814,102,425.09/16,175,679.30 - Step 6: Final answer
x = 15,806,558.07
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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.