Finding the Fourth Proportional to 45,651,874.91, 62,992,859.49 and 27,760,968.32
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Solution
The fourth proportional to 45,651,874.91, 62,992,859.49 and 27,760,968.32 is: 38,306,045.04
Step by Step Solution
- Step 1: Write the proportion equation
45,651,874.91 : 62,992,859.49 = 27,760,968.32 : x - Step 2: Convert to fraction form
45,651,874.91/62,992,859.49 = 27,760,968.32/x - Step 3: Cross multiply
45,651,874.91x = 62,992,859.49 × 27,760,968.32 - Step 4: Simplify right side
45,651,874.91x = 1,748,742,776,373,137.25 - Step 5: Solve for x
x = 1,748,742,776,373,137.25/45,651,874.91 - Step 6: Final answer
x = 38,306,045.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.