Finding the Fourth Proportional to 49,480,761.12, 68,287,190.40 and 27,458,429.28
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Solution
The fourth proportional to 49,480,761.12, 68,287,190.40 and 27,458,429.28 is: 37,894,707.88
Step by Step Solution
- Step 1: Write the proportion equation
49,480,761.12 : 68,287,190.40 = 27,458,429.28 : x - Step 2: Convert to fraction form
49,480,761.12/68,287,190.40 = 27,458,429.28/x - Step 3: Cross multiply
49,480,761.12x = 68,287,190.40 × 27,458,429.28 - Step 4: Simplify right side
49,480,761.12x = 1,875,058,988,328,295.25 - Step 5: Solve for x
x = 1,875,058,988,328,295.25/49,480,761.12 - Step 6: Final answer
x = 37,894,707.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.