Finding the Fourth Proportional to 31,968,538.62, 47,940,905.85 and 11,492,670.52
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Solution
The fourth proportional to 31,968,538.62, 47,940,905.85 and 11,492,670.52 is: 17,234,726.99
Step by Step Solution
- Step 1: Write the proportion equation
31,968,538.62 : 47,940,905.85 = 11,492,670.52 : x - Step 2: Convert to fraction form
31,968,538.62/47,940,905.85 = 11,492,670.52/x - Step 3: Cross multiply
31,968,538.62x = 47,940,905.85 × 11,492,670.52 - Step 4: Simplify right side
31,968,538.62x = 550,969,035,364,390.56 - Step 5: Solve for x
x = 550,969,035,364,390.56/31,968,538.62 - Step 6: Final answer
x = 17,234,726.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.