Finding the Fourth Proportional to 16,080,316.16, 22,190,926.56 and 8,738,210.24
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Solution
The fourth proportional to 16,080,316.16, 22,190,926.56 and 8,738,210.24 is: 12,058,779.18
Step by Step Solution
- Step 1: Write the proportion equation
16,080,316.16 : 22,190,926.56 = 8,738,210.24 : x - Step 2: Convert to fraction form
16,080,316.16/22,190,926.56 = 8,738,210.24/x - Step 3: Cross multiply
16,080,316.16x = 22,190,926.56 × 8,738,210.24 - Step 4: Simplify right side
16,080,316.16x = 193,908,981,701,679.97 - Step 5: Solve for x
x = 193,908,981,701,679.97/16,080,316.16 - Step 6: Final answer
x = 12,058,779.18
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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.