Finding the Fourth Proportional to 54,343,276.38, 81,514,899.99 and 37,252,133.82
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Solution
The fourth proportional to 54,343,276.38, 81,514,899.99 and 37,252,133.82 is: 55,878,190.74
Step by Step Solution
- Step 1: Write the proportion equation
54,343,276.38 : 81,514,899.99 = 37,252,133.82 : x - Step 2: Convert to fraction form
54,343,276.38/81,514,899.99 = 37,252,133.82/x - Step 3: Cross multiply
54,343,276.38x = 81,514,899.99 × 37,252,133.82 - Step 4: Simplify right side
54,343,276.38x = 3,036,603,962,751,396.50 - Step 5: Solve for x
x = 3,036,603,962,751,396.50/54,343,276.38 - Step 6: Final answer
x = 55,878,190.74
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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.