Finding the Fourth Proportional to 18,366,101.42, 27,549,151.99 and 6,695,348.11
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Solution
The fourth proportional to 18,366,101.42, 27,549,151.99 and 6,695,348.11 is: 10,043,022.11
Step by Step Solution
- Step 1: Write the proportion equation
18,366,101.42 : 27,549,151.99 = 6,695,348.11 : x - Step 2: Convert to fraction form
18,366,101.42/27,549,151.99 = 6,695,348.11/x - Step 3: Cross multiply
18,366,101.42x = 27,549,151.99 × 6,695,348.11 - Step 4: Simplify right side
18,366,101.42x = 184,451,162,708,349.25 - Step 5: Solve for x
x = 184,451,162,708,349.25/18,366,101.42 - Step 6: Final answer
x = 10,043,022.11
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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.