Finding the Fourth Proportional to 84,960,997.74, 127,442,240.19 and 27,453,278.70
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Solution
The fourth proportional to 84,960,997.74, 127,442,240.19 and 27,453,278.70 is: 41,180,158.32
Step by Step Solution
- Step 1: Write the proportion equation
84,960,997.74 : 127,442,240.19 = 27,453,278.70 : x - Step 2: Convert to fraction form
84,960,997.74/127,442,240.19 = 27,453,278.70/x - Step 3: Cross multiply
84,960,997.74x = 127,442,240.19 × 27,453,278.70 - Step 4: Simplify right side
84,960,997.74x = 3,498,707,338,088,411 - Step 5: Solve for x
x = 3,498,707,338,088,411/84,960,997.74 - Step 6: Final answer
x = 41,180,158.32
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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.