Finding the Fourth Proportional to 68,243,892.96, 102,365,839.71 and 22,805,687.46
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Solution
The fourth proportional to 68,243,892.96, 102,365,839.71 and 22,805,687.46 is: 34,208,531.28
Step by Step Solution
- Step 1: Write the proportion equation
68,243,892.96 : 102,365,839.71 = 22,805,687.46 : x - Step 2: Convert to fraction form
68,243,892.96/102,365,839.71 = 22,805,687.46/x - Step 3: Cross multiply
68,243,892.96x = 102,365,839.71 × 22,805,687.46 - Step 4: Simplify right side
68,243,892.96x = 2,334,523,347,006,717 - Step 5: Solve for x
x = 2,334,523,347,006,717/68,243,892.96 - Step 6: Final answer
x = 34,208,531.28
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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.