Finding the Fourth Proportional to 19,158,166, 28,741,034.76 and 7,027,742.08
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Solution
The fourth proportional to 19,158,166, 28,741,034.76 and 7,027,742.08 is: 10,543,001.84
Step by Step Solution
- Step 1: Write the proportion equation
19,158,166 : 28,741,034.76 = 7,027,742.08 : x - Step 2: Convert to fraction form
19,158,166/28,741,034.76 = 7,027,742.08/x - Step 3: Cross multiply
19,158,166x = 28,741,034.76 × 7,027,742.08 - Step 4: Simplify right side
19,158,166x = 201,984,579,405,594.72 - Step 5: Solve for x
x = 201,984,579,405,594.72/19,158,166 - Step 6: Final answer
x = 10,543,001.84
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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.