Finding the Fourth Proportional to 49,455,034.32, 68,246,930.70 and 27,424,978.74
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Solution
The fourth proportional to 49,455,034.32, 68,246,930.70 and 27,424,978.74 is: 37,845,906.88
Step by Step Solution
- Step 1: Write the proportion equation
49,455,034.32 : 68,246,930.70 = 27,424,978.74 : x - Step 2: Convert to fraction form
49,455,034.32/68,246,930.70 = 27,424,978.74/x - Step 3: Cross multiply
49,455,034.32x = 68,246,930.70 × 27,424,978.74 - Step 4: Simplify right side
49,455,034.32x = 1,871,670,623,517,753.25 - Step 5: Solve for x
x = 1,871,670,623,517,753.25/49,455,034.32 - Step 6: Final answer
x = 37,845,906.88
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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.