Finding the Fourth Proportional to 18,403,390.08, 27,591,883.20 and 7,034,256
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Solution
The fourth proportional to 18,403,390.08, 27,591,883.20 and 7,034,256 is: 10,546,337.88
Step by Step Solution
- Step 1: Write the proportion equation
18,403,390.08 : 27,591,883.20 = 7,034,256 : x - Step 2: Convert to fraction form
18,403,390.08/27,591,883.20 = 7,034,256/x - Step 3: Cross multiply
18,403,390.08x = 27,591,883.20 × 7,034,256 - Step 4: Simplify right side
18,403,390.08x = 194,088,369,950,899.19 - Step 5: Solve for x
x = 194,088,369,950,899.19/18,403,390.08 - Step 6: Final answer
x = 10,546,337.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.